397012

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1289}}^1$

素因数の和:1311

約数の個数: 24

約数和(自身を含む): 866880

約数和(自身を除く): 469868

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 1289, 2578, 5156, 9023, 14179, 18046, 28358, 36092, 56716, 99253, 198506, 397012]

約数ペア:

[(1, 397012), (2, 198506), (4, 99253), (7, 56716), (11, 36092), (14, 28358), (22, 18046), (28, 14179), (44, 9023), (77, 5156), (154, 2578), (308, 1289)]