397306564

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{683}}^1\times {\mathrm{3547}}^1$

素因数の和:4275

約数の個数: 24

約数和(自身を含む): 713488608

約数和(自身を除く): 316182044

約数列:

[1, 2, 4, 41, 82, 164, 683, 1366, 2732, 3547, 7094, 14188, 28003, 56006, 112012, 145427, 290854, 581708, 2422601, 4845202, 9690404, 99326641, 198653282, 397306564]

約数ペア:

[(1, 397306564), (2, 198653282), (4, 99326641), (41, 9690404), (82, 4845202), (164, 2422601), (683, 581708), (1366, 290854), (2732, 145427), (3547, 112012), (7094, 56006), (14188, 28003)]