222520123

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{267131}}^1$

素因数の和:267162

約数の個数: 12

約数和(自身を含む): 274077432

約数和(自身を除く): 51557309

約数列:

[1, 7, 17, 49, 119, 833, 267131, 1869917, 4541227, 13089419, 31788589, 222520123]

約数ペア:

[(1, 222520123), (7, 31788589), (17, 13089419), (49, 4541227), (119, 1869917), (833, 267131)]