27799930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3803}}^1$

素因数の和:3870

約数の個数: 32

約数和(自身を含む): 54229824

約数和(自身を除く): 26429894

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 170, 215, 430, 731, 1462, 3655, 3803, 7310, 7606, 19015, 38030, 64651, 129302, 163529, 323255, 327058, 646510, 817645, 1635290, 2779993, 5559986, 13899965, 27799930]

約数ペア:

[(1, 27799930), (2, 13899965), (5, 5559986), (10, 2779993), (17, 1635290), (34, 817645), (43, 646510), (85, 327058), (86, 323255), (170, 163529), (215, 129302), (430, 64651), (731, 38030), (1462, 19015), (3655, 7606), (3803, 7310)]