202197891

素因数分解:

$3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{43177}}^1$

素因数の和:43410

約数の個数: 16

約数和(自身を含む): 309499904

約数和(自身を除く): 107302013

約数列:

[1, 3, 7, 21, 223, 669, 1561, 4683, 43177, 129531, 302239, 906717, 9628471, 28885413, 67399297, 202197891]

約数ペア:

[(1, 202197891), (3, 67399297), (7, 28885413), (21, 9628471), (223, 906717), (669, 302239), (1561, 129531), (4683, 43177)]