31393557

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{1499}}^1$

素因数の和:1697

約数の個数: 24

約数和(自身を含む): 49140000

約数和(自身を除く): 17746443

約数列:

[1, 3, 9, 13, 39, 117, 179, 537, 1499, 1611, 2327, 4497, 6981, 13491, 19487, 20943, 58461, 175383, 268321, 804963, 2414889, 3488173, 10464519, 31393557]

約数ペア:

[(1, 31393557), (3, 10464519), (9, 3488173), (13, 2414889), (39, 804963), (117, 268321), (179, 175383), (537, 58461), (1499, 20943), (1611, 19487), (2327, 13491), (4497, 6981)]