139379815

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{3067}}^1$

素因数の和:3282

約数の個数: 16

約数和(自身を含む): 171194400

約数和(自身を除く): 31814585

約数列:

[1, 5, 61, 149, 305, 745, 3067, 9089, 15335, 45445, 187087, 456983, 935435, 2284915, 27875963, 139379815]

約数ペア:

[(1, 139379815), (5, 27875963), (61, 2284915), (149, 935435), (305, 456983), (745, 187087), (3067, 45445), (9089, 15335)]