313391404

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{659}}^1\times {\mathrm{1949}}^1$

素因数の和:2673

約数の個数: 24

約数和(自身を含む): 558558000

約数和(自身を除く): 245166596

約数列:

[1, 2, 4, 61, 122, 244, 659, 1318, 1949, 2636, 3898, 7796, 40199, 80398, 118889, 160796, 237778, 475556, 1284391, 2568782, 5137564, 78347851, 156695702, 313391404]

約数ペア:

[(1, 313391404), (2, 156695702), (4, 78347851), (61, 5137564), (122, 2568782), (244, 1284391), (659, 475556), (1318, 237778), (1949, 160796), (2636, 118889), (3898, 80398), (7796, 40199)]