643678308

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{28069}}^1$

素因数の和:28106

約数の個数: 108

約数和(自身を含む): 2038387260

約数和(自身を除く): 1394708952

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 63, 78, 84, 91, 98, 117, 126, 147, 156, 182, 196, 234, 252, 273, 294, 364, 441, 468, 546, 588, 637, 819, 882, 1092, 1274, 1638, 1764, 1911, 2548, 3276, 3822, 5733, 7644, 11466, 22932, 28069, 56138, 84207, 112276, 168414, 196483, 252621, 336828, 364897, 392966, 505242, 589449, 729794, 785932, 1010484, 1094691, 1178898, 1375381, 1459588, 1768347, 2189382, 2357796, 2554279, 2750762, 3284073, 3536694, 4126143, 4378764, 5108558, 5501524, 6568146, 7073388, 7662837, 8252286, 10217116, 12378429, 13136292, 15325674, 16504572, 17879953, 22988511, 24756858, 30651348, 35759906, 45977022, 49513716, 53639859, 71519812, 91954044, 107279718, 160919577, 214559436, 321839154, 643678308]

約数ペア:

[(1, 643678308), (2, 321839154), (3, 214559436), (4, 160919577), (6, 107279718), (7, 91954044), (9, 71519812), (12, 53639859), (13, 49513716), (14, 45977022), (18, 35759906), (21, 30651348), (26, 24756858), (28, 22988511), (36, 17879953), (39, 16504572), (42, 15325674), (49, 13136292), (52, 12378429), (63, 10217116), (78, 8252286), (84, 7662837), (91, 7073388), (98, 6568146), (117, 5501524), (126, 5108558), (147, 4378764), (156, 4126143), (182, 3536694), (196, 3284073), (234, 2750762), (252, 2554279), (273, 2357796), (294, 2189382), (364, 1768347), (441, 1459588), (468, 1375381), (546, 1178898), (588, 1094691), (637, 1010484), (819, 785932), (882, 729794), (1092, 589449), (1274, 505242), (1638, 392966), (1764, 364897), (1911, 336828), (2548, 252621), (3276, 196483), (3822, 168414), (5733, 112276), (7644, 84207), (11466, 56138), (22932, 28069)]