257702926

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{1823}}^1\times {\mathrm{5437}}^1$

素因数の和:7275

約数の個数: 16

約数和(自身を含む): 416594304

約数和(自身を除く): 158891378

約数列:

[1, 2, 13, 26, 1823, 3646, 5437, 10874, 23699, 47398, 70681, 141362, 9911651, 19823302, 128851463, 257702926]

約数ペア:

[(1, 257702926), (2, 128851463), (13, 19823302), (26, 9911651), (1823, 141362), (3646, 70681), (5437, 47398), (10874, 23699)]