198730765

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{80621}}^1$

素因数の和:80672

約数の個数: 16

約数和(自身を含む): 261215280

約数和(自身を除く): 62484515

約数列:

[1, 5, 17, 29, 85, 145, 493, 2465, 80621, 403105, 1370557, 2338009, 6852785, 11690045, 39746153, 198730765]

約数ペア:

[(1, 198730765), (5, 39746153), (17, 11690045), (29, 6852785), (85, 2338009), (145, 1370557), (493, 403105), (2465, 80621)]