131566372

素因数分解:

$2^2\times 7^2\times {\mathrm{671257}}^1$

素因数の和:671275

約数の個数: 18

約数和(自身を含む): 267831942

約数和(自身を除く): 136265570

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 671257, 1342514, 2685028, 4698799, 9397598, 18795196, 32891593, 65783186, 131566372]

約数ペア:

[(1, 131566372), (2, 65783186), (4, 32891593), (7, 18795196), (14, 9397598), (28, 4698799), (49, 2685028), (98, 1342514), (196, 671257)]