68641678

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{1171}}^1$

素因数の和:1312

約数の個数: 32

約数和(自身を含む): 121512960

約数和(自身を除く): 52871282

約数列:

[1, 2, 7, 14, 53, 79, 106, 158, 371, 553, 742, 1106, 1171, 2342, 4187, 8197, 8374, 16394, 29309, 58618, 62063, 92509, 124126, 185018, 434441, 647563, 868882, 1295126, 4902977, 9805954, 34320839, 68641678]

約数ペア:

[(1, 68641678), (2, 34320839), (7, 9805954), (14, 4902977), (53, 1295126), (79, 868882), (106, 647563), (158, 434441), (371, 185018), (553, 124126), (742, 92509), (1106, 62063), (1171, 58618), (2342, 29309), (4187, 16394), (8197, 8374)]