31046345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 42577920

約数和(自身を除く): 11531575

約数列:

[1, 5, 11, 31, 55, 131, 139, 155, 341, 655, 695, 1441, 1529, 1705, 4061, 4309, 7205, 7645, 18209, 20305, 21545, 44671, 47399, 91045, 200299, 223355, 236995, 564479, 1001495, 2822395, 6209269, 31046345]

約数ペア:

[(1, 31046345), (5, 6209269), (11, 2822395), (31, 1001495), (55, 564479), (131, 236995), (139, 223355), (155, 200299), (341, 91045), (655, 47399), (695, 44671), (1441, 21545), (1529, 20305), (1705, 18209), (4061, 7645), (4309, 7205)]