311942986

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{419}}^1\times {\mathrm{2371}}^1$

素因数の和:2949

約数の個数: 16

約数和(自身を含む): 472217760

約数和(自身を除く): 160274774

約数列:

[1, 2, 157, 314, 419, 838, 2371, 4742, 65783, 131566, 372247, 744494, 993449, 1986898, 155971493, 311942986]

約数ペア:

[(1, 311942986), (2, 155971493), (157, 1986898), (314, 993449), (419, 744494), (838, 372247), (2371, 131566), (4742, 65783)]