20161279995

素因数分解:

$3^1\times 5^1\times {\mathrm{42533}}^1\times {\mathrm{31601}}^1$

素因数の和:74142

約数の個数: 16

約数和(自身を含む): 32259827232

約数和(自身を除く): 12098547237

約数列:

[1, 3, 5, 15, 31601, 42533, 94803, 127599, 158005, 212665, 474015, 637995, 1344085333, 4032255999, 6720426665, 20161279995]

約数ペア:

[(1, 20161279995), (3, 6720426665), (5, 4032255999), (15, 1344085333), (31601, 637995), (42533, 474015), (94803, 212665), (127599, 158005)]