278058742

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{521}}^1\times {\mathrm{1579}}^1$

素因数の和:2128

約数の個数: 24

約数和(自身を含む): 452793240

約数和(自身を除く): 174734498

約数列:

[1, 2, 13, 26, 169, 338, 521, 1042, 1579, 3158, 6773, 13546, 20527, 41054, 88049, 176098, 266851, 533702, 822659, 1645318, 10694567, 21389134, 139029371, 278058742]

約数ペア:

[(1, 278058742), (2, 139029371), (13, 21389134), (26, 10694567), (169, 1645318), (338, 822659), (521, 533702), (1042, 266851), (1579, 176098), (3158, 88049), (6773, 41054), (13546, 20527)]