258366874

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1\times {\mathrm{9689}}^1$

素因数の和:9957

約数の個数: 16

約数和(自身を含む): 395352000

約数和(自身を除く): 136985126

約数列:

[1, 2, 67, 134, 199, 398, 9689, 13333, 19378, 26666, 649163, 1298326, 1928111, 3856222, 129183437, 258366874]

約数ペア:

[(1, 258366874), (2, 129183437), (67, 3856222), (134, 1928111), (199, 1298326), (398, 649163), (9689, 26666), (13333, 19378)]