138889130

素因数分解:

$2^1\times 5^1\times {\mathrm{701}}^1\times {\mathrm{19813}}^1$

素因数の和:20521

約数の個数: 16

約数和(自身を含む): 250369704

約数和(自身を除く): 111480574

約数列:

[1, 2, 5, 10, 701, 1402, 3505, 7010, 19813, 39626, 99065, 198130, 13888913, 27777826, 69444565, 138889130]

約数ペア:

[(1, 138889130), (2, 69444565), (5, 27777826), (10, 13888913), (701, 198130), (1402, 99065), (3505, 39626), (7010, 19813)]