201799995

素因数分解:

$3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{20353}}^1$

素因数の和:21022

約数の個数: 16

約数和(自身を含む): 323384352

約数和(自身を除く): 121584357

約数列:

[1, 3, 5, 15, 661, 1983, 3305, 9915, 20353, 61059, 101765, 305295, 13453333, 40359999, 67266665, 201799995]

約数ペア:

[(1, 201799995), (3, 67266665), (5, 40359999), (15, 13453333), (661, 305295), (1983, 101765), (3305, 61059), (9915, 20353)]