31201359

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{317}}^1$

素因数の和:479

約数の個数: 32

約数和(自身を含む): 49251840

約数和(自身を除く): 18050481

約数列:

[1, 3, 7, 21, 43, 109, 129, 301, 317, 327, 763, 903, 951, 2219, 2289, 4687, 6657, 13631, 14061, 32809, 34553, 40893, 95417, 98427, 103659, 241871, 286251, 725613, 1485779, 4457337, 10400453, 31201359]

約数ペア:

[(1, 31201359), (3, 10400453), (7, 4457337), (21, 1485779), (43, 725613), (109, 286251), (129, 241871), (301, 103659), (317, 98427), (327, 95417), (763, 40893), (903, 34553), (951, 32809), (2219, 14061), (2289, 13631), (4687, 6657)]