131247676

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{21601}}^1$

素因数の和:21650

約数の個数: 36

約数和(自身を含む): 275814336

約数和(自身を除く): 144566660

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 1519, 3038, 6076, 21601, 43202, 86404, 151207, 302414, 604828, 669631, 1058449, 1339262, 2116898, 2678524, 4233796, 4687417, 9374834, 18749668, 32811919, 65623838, 131247676]

約数ペア:

[(1, 131247676), (2, 65623838), (4, 32811919), (7, 18749668), (14, 9374834), (28, 4687417), (31, 4233796), (49, 2678524), (62, 2116898), (98, 1339262), (124, 1058449), (196, 669631), (217, 604828), (434, 302414), (868, 151207), (1519, 86404), (3038, 43202), (6076, 21601)]