1555276009

素因数分解:

$7^1\times {\mathrm{239}}^1\times {\mathrm{557}}^1\times {\mathrm{1669}}^1$

素因数の和:2472

約数の個数: 16

約数和(自身を含む): 1789171200

約数和(自身を除く): 233895191

約数列:

[1, 7, 239, 557, 1669, 1673, 3899, 11683, 133123, 398891, 929633, 931861, 2792237, 6507431, 222182287, 1555276009]

約数ペア:

[(1, 1555276009), (7, 222182287), (239, 6507431), (557, 2792237), (1669, 931861), (1673, 929633), (3899, 398891), (11683, 133123)]