78821212

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{491}}^1\times {\mathrm{599}}^1$

素因数の和:1161

約数の個数: 24

約数和(自身を含む): 140515200

約数和(自身を除く): 61693988

約数列:

[1, 2, 4, 67, 134, 268, 491, 599, 982, 1198, 1964, 2396, 32897, 40133, 65794, 80266, 131588, 160532, 294109, 588218, 1176436, 19705303, 39410606, 78821212]

約数ペア:

[(1, 78821212), (2, 39410606), (4, 19705303), (67, 1176436), (134, 588218), (268, 294109), (491, 160532), (599, 131588), (982, 80266), (1198, 65794), (1964, 40133), (2396, 32897)]