128902465

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{4651}}^1$

素因数の和:4920

約数の個数: 16

約数和(自身を含む): 162112896

約数和(自身を除く): 33210431

約数列:

[1, 5, 23, 115, 241, 1205, 4651, 5543, 23255, 27715, 106973, 534865, 1120891, 5604455, 25780493, 128902465]

約数ペア:

[(1, 128902465), (5, 25780493), (23, 5604455), (115, 1120891), (241, 534865), (1205, 106973), (4651, 27715), (5543, 23255)]