221268617

素因数分解:

${\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{1181}}^1$

素因数の和:1408

約数の個数: 16

約数和(自身を含む): 238972032

約数和(自身を除く): 17703415

約数列:

[1, 17, 103, 107, 1181, 1751, 1819, 11021, 20077, 121643, 126367, 187357, 2067931, 2148239, 13015801, 221268617]

約数ペア:

[(1, 221268617), (17, 13015801), (103, 2148239), (107, 2067931), (1181, 187357), (1751, 126367), (1819, 121643), (11021, 20077)]