818265136

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{607}}^1\times {\mathrm{6481}}^1$

素因数の和:7109

約数の個数: 40

約数和(自身を含む): 1710418304

約数和(自身を除く): 892153168

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 607, 1214, 2428, 4856, 6481, 7891, 9712, 12962, 15782, 25924, 31564, 51848, 63128, 84253, 103696, 126256, 168506, 337012, 674024, 1348048, 3933967, 7867934, 15735868, 31471736, 51141571, 62943472, 102283142, 204566284, 409132568, 818265136]

約数ペア:

[(1, 818265136), (2, 409132568), (4, 204566284), (8, 102283142), (13, 62943472), (16, 51141571), (26, 31471736), (52, 15735868), (104, 7867934), (208, 3933967), (607, 1348048), (1214, 674024), (2428, 337012), (4856, 168506), (6481, 126256), (7891, 103696), (9712, 84253), (12962, 63128), (15782, 51848), (25924, 31564)]