203421449

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{6491}}^1$

素因数の和:6557

約数の個数: 24

約数和(自身を含む): 262484544

約数和(自身を除く): 59063095

約数列:

[1, 7, 11, 37, 77, 121, 259, 407, 847, 2849, 4477, 6491, 31339, 45437, 71401, 240167, 499807, 785411, 1681169, 2641837, 5497877, 18492859, 29060207, 203421449]

約数ペア:

[(1, 203421449), (7, 29060207), (11, 18492859), (37, 5497877), (77, 2641837), (121, 1681169), (259, 785411), (407, 499807), (847, 240167), (2849, 71401), (4477, 45437), (6491, 31339)]