157948521

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{21001}}^1$

素因数の和:21136

約数の個数: 16

約数和(自身を含む): 221781120

約数和(自身を除く): 63832599

約数列:

[1, 3, 23, 69, 109, 327, 2507, 7521, 21001, 63003, 483023, 1449069, 2289109, 6867327, 52649507, 157948521]

約数ペア:

[(1, 157948521), (3, 52649507), (23, 6867327), (69, 2289109), (109, 1449069), (327, 483023), (2507, 63003), (7521, 21001)]