678391792

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{887}}^1\times {\mathrm{3677}}^1$

素因数の和:4585

約数の個数: 40

約数和(自身を含む): 1417471776

約数和(自身を除く): 739079984

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 887, 1774, 3548, 3677, 7096, 7354, 11531, 14192, 14708, 23062, 29416, 46124, 47801, 58832, 92248, 95602, 184496, 191204, 382408, 764816, 3261499, 6522998, 13045996, 26091992, 42399487, 52183984, 84798974, 169597948, 339195896, 678391792]

約数ペア:

[(1, 678391792), (2, 339195896), (4, 169597948), (8, 84798974), (13, 52183984), (16, 42399487), (26, 26091992), (52, 13045996), (104, 6522998), (208, 3261499), (887, 764816), (1774, 382408), (3548, 191204), (3677, 184496), (7096, 95602), (7354, 92248), (11531, 58832), (14192, 47801), (14708, 46124), (23062, 29416)]