344944990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{11587}}^1$

素因数の和:11836

約数の個数: 32

約数和(自身を含む): 671640480

約数和(自身を除く): 326695490

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 229, 458, 1145, 2290, 2977, 5954, 11587, 14885, 23174, 29770, 57935, 115870, 150631, 301262, 753155, 1506310, 2653423, 5306846, 13267115, 26534230, 34494499, 68988998, 172472495, 344944990]

約数ペア:

[(1, 344944990), (2, 172472495), (5, 68988998), (10, 34494499), (13, 26534230), (26, 13267115), (65, 5306846), (130, 2653423), (229, 1506310), (458, 753155), (1145, 301262), (2290, 150631), (2977, 115870), (5954, 57935), (11587, 29770), (14885, 23174)]