257969808

素因数分解:

$2^4\times 3^2\times {\mathrm{1791457}}^1$

素因数の和:1791471

約数の個数: 30

約数和(自身を含む): 721957574

約数和(自身を除く): 463987766

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1791457, 3582914, 5374371, 7165828, 10748742, 14331656, 16123113, 21497484, 28663312, 32246226, 42994968, 64492452, 85989936, 128984904, 257969808]

約数ペア:

[(1, 257969808), (2, 128984904), (3, 85989936), (4, 64492452), (6, 42994968), (8, 32246226), (9, 28663312), (12, 21497484), (16, 16123113), (18, 14331656), (24, 10748742), (36, 7165828), (48, 5374371), (72, 3582914), (144, 1791457)]