68081188

素因数分解:

$2^2\times 7^2\times {\mathrm{163}}^1\times {\mathrm{2131}}^1$

素因数の和:2312

約数の個数: 36

約数和(自身を含む): 139509552

約数和(自身を除く): 71428364

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 163, 196, 326, 652, 1141, 2131, 2282, 4262, 4564, 7987, 8524, 14917, 15974, 29834, 31948, 59668, 104419, 208838, 347353, 417676, 694706, 1389412, 2431471, 4862942, 9725884, 17020297, 34040594, 68081188]

約数ペア:

[(1, 68081188), (2, 34040594), (4, 17020297), (7, 9725884), (14, 4862942), (28, 2431471), (49, 1389412), (98, 694706), (163, 417676), (196, 347353), (326, 208838), (652, 104419), (1141, 59668), (2131, 31948), (2282, 29834), (4262, 15974), (4564, 14917), (7987, 8524)]