428782408

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{379}}^1\times {\mathrm{1373}}^1$

素因数の和:1861

約数の個数: 32

約数和(自身を含む): 814507200

約数和(自身を除く): 385724792

約数列:

[1, 2, 4, 8, 103, 206, 379, 412, 758, 824, 1373, 1516, 2746, 3032, 5492, 10984, 39037, 78074, 141419, 156148, 282838, 312296, 520367, 565676, 1040734, 1131352, 2081468, 4162936, 53597801, 107195602, 214391204, 428782408]

約数ペア:

[(1, 428782408), (2, 214391204), (4, 107195602), (8, 53597801), (103, 4162936), (206, 2081468), (379, 1131352), (412, 1040734), (758, 565676), (824, 520367), (1373, 312296), (1516, 282838), (2746, 156148), (3032, 141419), (5492, 78074), (10984, 39037)]