407820426

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{51767}}^1$

素因数の和:51886

約数の個数: 32

約数和(自身を含む): 887096448

約数和(自身を除く): 479276022

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 101, 202, 303, 606, 1313, 2626, 3939, 7878, 51767, 103534, 155301, 310602, 672971, 1345942, 2018913, 4037826, 5228467, 10456934, 15685401, 31370802, 67970071, 135940142, 203910213, 407820426]

約数ペア:

[(1, 407820426), (2, 203910213), (3, 135940142), (6, 67970071), (13, 31370802), (26, 15685401), (39, 10456934), (78, 5228467), (101, 4037826), (202, 2018913), (303, 1345942), (606, 672971), (1313, 310602), (2626, 155301), (3939, 103534), (7878, 51767)]