120212981

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{19231}}^1$

素因数の和:19304

約数の個数: 16

約数和(自身を含む): 147701760

約数和(自身を除く): 27488779

約数列:

[1, 7, 19, 47, 133, 329, 893, 6251, 19231, 134617, 365389, 903857, 2557723, 6326999, 17173283, 120212981]

約数ペア:

[(1, 120212981), (7, 17173283), (19, 6326999), (47, 2557723), (133, 903857), (329, 365389), (893, 134617), (6251, 19231)]