13629925

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:493

約数の個数: 24

約数和(自身を含む): 17895680

約数和(自身を除く): 4265755

約数列:

[1, 5, 25, 31, 43, 155, 215, 409, 775, 1075, 1333, 2045, 6665, 10225, 12679, 17587, 33325, 63395, 87935, 316975, 439675, 545197, 2725985, 13629925]

約数ペア:

[(1, 13629925), (5, 2725985), (25, 545197), (31, 439675), (43, 316975), (155, 87935), (215, 63395), (409, 33325), (775, 17587), (1075, 12679), (1333, 10225), (2045, 6665)]