8177955

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 13854720

約数和(自身を除く): 5676765

約数列:

[1, 3, 5, 15, 31, 43, 93, 129, 155, 215, 409, 465, 645, 1227, 1333, 2045, 3999, 6135, 6665, 12679, 17587, 19995, 38037, 52761, 63395, 87935, 190185, 263805, 545197, 1635591, 2725985, 8177955]

約数ペア:

[(1, 8177955), (3, 2725985), (5, 1635591), (15, 545197), (31, 263805), (43, 190185), (93, 87935), (129, 63395), (155, 52761), (215, 38037), (409, 19995), (465, 17587), (645, 12679), (1227, 6665), (1333, 6135), (2045, 3999)]