157210221

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{325487}}^1$

素因数の和:325520

約数の個数: 16

約数和(自身を含む): 249974784

約数和(自身を除く): 92764563

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 325487, 976461, 2278409, 6835227, 7486201, 22458603, 52403407, 157210221]

約数ペア:

[(1, 157210221), (3, 52403407), (7, 22458603), (21, 7486201), (23, 6835227), (69, 2278409), (161, 976461), (483, 325487)]