201921445

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{118429}}^1$

素因数の和:118476

約数の個数: 16

約数和(自身を含む): 272862720

約数和(自身を除く): 70941275

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 118429, 592145, 1302719, 3671299, 6513595, 18356495, 40384289, 201921445]

約数ペア:

[(1, 201921445), (5, 40384289), (11, 18356495), (31, 6513595), (55, 3671299), (155, 1302719), (341, 592145), (1705, 118429)]