1331698251

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{313}}^1\times {\mathrm{859}}^1$

素因数の和:1315

約数の個数: 32

約数和(自身を含む): 1935646720

約数和(自身を除く): 603948469

約数列:

[1, 3, 13, 39, 127, 313, 381, 859, 939, 1651, 2577, 4069, 4953, 11167, 12207, 33501, 39751, 109093, 119253, 268867, 327279, 516763, 806601, 1418209, 1550289, 3495271, 4254627, 10485813, 34146109, 102438327, 443899417, 1331698251]

約数ペア:

[(1, 1331698251), (3, 443899417), (13, 102438327), (39, 34146109), (127, 10485813), (313, 4254627), (381, 3495271), (859, 1550289), (939, 1418209), (1651, 806601), (2577, 516763), (4069, 327279), (4953, 268867), (11167, 119253), (12207, 109093), (33501, 39751)]