28214316

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{167}}^1$

素因数の和:228

約数の個数: 108

約数和(自身を含む): 81546192

約数和(自身を除く): 53331876

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 167, 171, 228, 234, 247, 334, 342, 361, 468, 494, 501, 668, 684, 722, 741, 988, 1002, 1083, 1444, 1482, 1503, 2004, 2166, 2171, 2223, 2964, 3006, 3173, 3249, 4332, 4342, 4446, 4693, 6012, 6346, 6498, 6513, 8684, 8892, 9386, 9519, 12692, 12996, 13026, 14079, 18772, 19038, 19539, 26052, 28158, 28557, 38076, 39078, 41249, 42237, 56316, 57114, 60287, 78156, 82498, 84474, 114228, 120574, 123747, 164996, 168948, 180861, 241148, 247494, 361722, 371241, 494988, 542583, 723444, 742482, 783731, 1085166, 1484964, 1567462, 2170332, 2351193, 3134924, 4702386, 7053579, 9404772, 14107158, 28214316]

約数ペア:

[(1, 28214316), (2, 14107158), (3, 9404772), (4, 7053579), (6, 4702386), (9, 3134924), (12, 2351193), (13, 2170332), (18, 1567462), (19, 1484964), (26, 1085166), (36, 783731), (38, 742482), (39, 723444), (52, 542583), (57, 494988), (76, 371241), (78, 361722), (114, 247494), (117, 241148), (156, 180861), (167, 168948), (171, 164996), (228, 123747), (234, 120574), (247, 114228), (334, 84474), (342, 82498), (361, 78156), (468, 60287), (494, 57114), (501, 56316), (668, 42237), (684, 41249), (722, 39078), (741, 38076), (988, 28557), (1002, 28158), (1083, 26052), (1444, 19539), (1482, 19038), (1503, 18772), (2004, 14079), (2166, 13026), (2171, 12996), (2223, 12692), (2964, 9519), (3006, 9386), (3173, 8892), (3249, 8684), (4332, 6513), (4342, 6498), (4446, 6346), (4693, 6012)]