64639491

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{181063}}^1$

素因数の和:181090

約数の個数: 16

約数和(自身を含む): 104292864

約数和(自身を除く): 39653373

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 181063, 543189, 1267441, 3078071, 3802323, 9234213, 21546497, 64639491]

約数ペア:

[(1, 64639491), (3, 21546497), (7, 9234213), (17, 3802323), (21, 3078071), (51, 1267441), (119, 543189), (357, 181063)]