247003617

素因数分解:

$3^1\times 7^1\times {\mathrm{1571}}^1\times {\mathrm{7487}}^1$

素因数の和:9068

約数の個数: 16

約数和(自身を含む): 376676352

約数和(自身を除く): 129672735

約数列:

[1, 3, 7, 21, 1571, 4713, 7487, 10997, 22461, 32991, 52409, 157227, 11762077, 35286231, 82334539, 247003617]

約数ペア:

[(1, 247003617), (3, 82334539), (7, 35286231), (21, 11762077), (1571, 157227), (4713, 52409), (7487, 32991), (10997, 22461)]