28311444

素因数分解:

$2^2\times 3^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:121

約数の個数: 168

約数和(自身を含む): 90587840

約数和(自身を除く): 62276396

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 54, 57, 63, 73, 76, 81, 84, 108, 114, 126, 133, 146, 162, 171, 189, 219, 228, 243, 252, 266, 292, 324, 342, 378, 399, 438, 486, 511, 513, 532, 567, 657, 684, 729, 756, 798, 876, 972, 1022, 1026, 1134, 1197, 1314, 1387, 1458, 1533, 1539, 1596, 1701, 1971, 2044, 2052, 2268, 2394, 2628, 2774, 2916, 3066, 3078, 3402, 3591, 3942, 4161, 4599, 4617, 4788, 5103, 5548, 5913, 6132, 6156, 6804, 7182, 7884, 8322, 9198, 9234, 9709, 10206, 10773, 11826, 12483, 13797, 13851, 14364, 16644, 17739, 18396, 18468, 19418, 20412, 21546, 23652, 24966, 27594, 27702, 29127, 32319, 35478, 37449, 38836, 41391, 43092, 49932, 53217, 55188, 55404, 58254, 64638, 70956, 74898, 82782, 87381, 96957, 106434, 112347, 116508, 124173, 129276, 149796, 165564, 174762, 193914, 212868, 224694, 248346, 262143, 337041, 349524, 372519, 387828, 449388, 496692, 524286, 674082, 745038, 786429, 1011123, 1048572, 1348164, 1490076, 1572858, 2022246, 2359287, 3145716, 4044492, 4718574, 7077861, 9437148, 14155722, 28311444]

約数ペア:

[(1, 28311444), (2, 14155722), (3, 9437148), (4, 7077861), (6, 4718574), (7, 4044492), (9, 3145716), (12, 2359287), (14, 2022246), (18, 1572858), (19, 1490076), (21, 1348164), (27, 1048572), (28, 1011123), (36, 786429), (38, 745038), (42, 674082), (54, 524286), (57, 496692), (63, 449388), (73, 387828), (76, 372519), (81, 349524), (84, 337041), (108, 262143), (114, 248346), (126, 224694), (133, 212868), (146, 193914), (162, 174762), (171, 165564), (189, 149796), (219, 129276), (228, 124173), (243, 116508), (252, 112347), (266, 106434), (292, 96957), (324, 87381), (342, 82782), (378, 74898), (399, 70956), (438, 64638), (486, 58254), (511, 55404), (513, 55188), (532, 53217), (567, 49932), (657, 43092), (684, 41391), (729, 38836), (756, 37449), (798, 35478), (876, 32319), (972, 29127), (1022, 27702), (1026, 27594), (1134, 24966), (1197, 23652), (1314, 21546), (1387, 20412), (1458, 19418), (1533, 18468), (1539, 18396), (1596, 17739), (1701, 16644), (1971, 14364), (2044, 13851), (2052, 13797), (2268, 12483), (2394, 11826), (2628, 10773), (2774, 10206), (2916, 9709), (3066, 9234), (3078, 9198), (3402, 8322), (3591, 7884), (3942, 7182), (4161, 6804), (4599, 6156), (4617, 6132), (4788, 5913), (5103, 5548)]