257721167168

素因数分解:

$2^6\times {\mathrm{607}}^1\times {\mathrm{6634091}}^1$

素因数の和:6634710

約数の個数: 28

約数和(自身を含む): 512258047872

約数和(自身を除く): 254536880704

約数列:

[1, 2, 4, 8, 16, 32, 64, 607, 1214, 2428, 4856, 9712, 19424, 38848, 6634091, 13268182, 26536364, 53072728, 106145456, 212290912, 424581824, 4026893237, 8053786474, 16107572948, 32215145896, 64430291792, 128860583584, 257721167168]

約数ペア:

[(1, 257721167168), (2, 128860583584), (4, 64430291792), (8, 32215145896), (16, 16107572948), (32, 8053786474), (64, 4026893237), (607, 424581824), (1214, 212290912), (2428, 106145456), (4856, 53072728), (9712, 26536364), (19424, 13268182), (38848, 6634091)]