638408628

素因数分解:

$2^2\times 3^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1531}}^1$

素因数の和:1577

約数の個数: 168

約数和(自身を含む): 1969183776

約数和(自身を除く): 1330775148

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 27, 33, 36, 39, 44, 52, 54, 66, 78, 81, 99, 108, 117, 132, 143, 156, 162, 198, 234, 243, 286, 297, 324, 351, 396, 429, 468, 486, 572, 594, 702, 729, 858, 891, 972, 1053, 1188, 1287, 1404, 1458, 1531, 1716, 1782, 2106, 2574, 2673, 2916, 3062, 3159, 3564, 3861, 4212, 4593, 5148, 5346, 6124, 6318, 7722, 8019, 9186, 9477, 10692, 11583, 12636, 13779, 15444, 16038, 16841, 18372, 18954, 19903, 23166, 27558, 32076, 33682, 34749, 37908, 39806, 41337, 46332, 50523, 55116, 59709, 67364, 69498, 79612, 82674, 101046, 104247, 119418, 124011, 138996, 151569, 165348, 179127, 202092, 208494, 218933, 238836, 248022, 303138, 358254, 372033, 416988, 437866, 454707, 496044, 537381, 606276, 656799, 716508, 744066, 875732, 909414, 1074762, 1116099, 1313598, 1364121, 1488132, 1612143, 1818828, 1970397, 2149524, 2232198, 2627196, 2728242, 3224286, 3940794, 4092363, 4464396, 4836429, 5456484, 5911191, 6448572, 7881588, 8184726, 9672858, 11822382, 12277089, 14509287, 16369452, 17733573, 19345716, 23644764, 24554178, 29018574, 35467146, 49108356, 53200719, 58037148, 70934292, 106401438, 159602157, 212802876, 319204314, 638408628]

約数ペア:

[(1, 638408628), (2, 319204314), (3, 212802876), (4, 159602157), (6, 106401438), (9, 70934292), (11, 58037148), (12, 53200719), (13, 49108356), (18, 35467146), (22, 29018574), (26, 24554178), (27, 23644764), (33, 19345716), (36, 17733573), (39, 16369452), (44, 14509287), (52, 12277089), (54, 11822382), (66, 9672858), (78, 8184726), (81, 7881588), (99, 6448572), (108, 5911191), (117, 5456484), (132, 4836429), (143, 4464396), (156, 4092363), (162, 3940794), (198, 3224286), (234, 2728242), (243, 2627196), (286, 2232198), (297, 2149524), (324, 1970397), (351, 1818828), (396, 1612143), (429, 1488132), (468, 1364121), (486, 1313598), (572, 1116099), (594, 1074762), (702, 909414), (729, 875732), (858, 744066), (891, 716508), (972, 656799), (1053, 606276), (1188, 537381), (1287, 496044), (1404, 454707), (1458, 437866), (1531, 416988), (1716, 372033), (1782, 358254), (2106, 303138), (2574, 248022), (2673, 238836), (2916, 218933), (3062, 208494), (3159, 202092), (3564, 179127), (3861, 165348), (4212, 151569), (4593, 138996), (5148, 124011), (5346, 119418), (6124, 104247), (6318, 101046), (7722, 82674), (8019, 79612), (9186, 69498), (9477, 67364), (10692, 59709), (11583, 55116), (12636, 50523), (13779, 46332), (15444, 41337), (16038, 39806), (16841, 37908), (18372, 34749), (18954, 33682), (19903, 32076), (23166, 27558)]