16650505

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{2161}}^1$

素因数の和:2256

約数の個数: 16

約数和(自身を含む): 21170304

約数和(自身を除く): 4519799

約数列:

[1, 5, 23, 67, 115, 335, 1541, 2161, 7705, 10805, 49703, 144787, 248515, 723935, 3330101, 16650505]

約数ペア:

[(1, 16650505), (5, 3330101), (23, 723935), (67, 248515), (115, 144787), (335, 49703), (1541, 10805), (2161, 7705)]