289684278

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1237967}}^1$

素因数の和:1237988

約数の個数: 24

約数和(自身を含む): 675930528

約数和(自身を除く): 386246250

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 1237967, 2475934, 3713901, 7427802, 11141703, 16093571, 22283406, 32187142, 48280713, 96561426, 144842139, 289684278]

約数ペア:

[(1, 289684278), (2, 144842139), (3, 96561426), (6, 48280713), (9, 32187142), (13, 22283406), (18, 16093571), (26, 11141703), (39, 7427802), (78, 3713901), (117, 2475934), (234, 1237967)]