2561778

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{4591}}^1$

素因数の和:4630

約数の個数: 24

約数和(自身を含む): 5730816

約数和(自身を除く): 3169038

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 4591, 9182, 13773, 27546, 41319, 82638, 142321, 284642, 426963, 853926, 1280889, 2561778]

約数ペア:

[(1, 2561778), (2, 1280889), (3, 853926), (6, 426963), (9, 284642), (18, 142321), (31, 82638), (62, 41319), (93, 27546), (186, 13773), (279, 9182), (558, 4591)]