31293549

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{479}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 55710720

約数和(自身を除く): 24417171

約数列:

[1, 3, 7, 9, 17, 21, 51, 61, 63, 119, 153, 183, 357, 427, 479, 549, 1037, 1071, 1281, 1437, 3111, 3353, 3843, 4311, 7259, 8143, 9333, 10059, 21777, 24429, 29219, 30177, 57001, 65331, 73287, 87657, 171003, 204533, 262971, 496723, 513009, 613599, 1490169, 1840797, 3477061, 4470507, 10431183, 31293549]

約数ペア:

[(1, 31293549), (3, 10431183), (7, 4470507), (9, 3477061), (17, 1840797), (21, 1490169), (51, 613599), (61, 513009), (63, 496723), (119, 262971), (153, 204533), (183, 171003), (357, 87657), (427, 73287), (479, 65331), (549, 57001), (1037, 30177), (1071, 29219), (1281, 24429), (1437, 21777), (3111, 10059), (3353, 9333), (3843, 8143), (4311, 7259)]