211900031

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{487}}^1\times {\mathrm{1019}}^1$

素因数の和:1574

約数の個数: 16

約数和(自身を含む): 246888960

約数和(自身を除く): 34988929

約数列:

[1, 7, 61, 427, 487, 1019, 3409, 7133, 29707, 62159, 207949, 435113, 496253, 3473771, 30271433, 211900031]

約数ペア:

[(1, 211900031), (7, 30271433), (61, 3473771), (427, 496253), (487, 435113), (1019, 207949), (3409, 62159), (7133, 29707)]