289771354

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{25423}}^1$

素因数の和:25605

約数の個数: 16

約数和(自身を含む): 448479360

約数和(自身を除く): 158708006

約数列:

[1, 2, 41, 82, 139, 278, 5699, 11398, 25423, 50846, 1042343, 2084686, 3533797, 7067594, 144885677, 289771354]

約数ペア:

[(1, 289771354), (2, 144885677), (41, 7067594), (82, 3533797), (139, 2084686), (278, 1042343), (5699, 50846), (11398, 25423)]