249528145

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{12289}}^1$

素因数の和:12456

約数の個数: 16

約数和(自身を含む): 311477760

約数和(自身を除く): 61949615

約数列:

[1, 5, 31, 131, 155, 655, 4061, 12289, 20305, 61445, 380959, 1609859, 1904795, 8049295, 49905629, 249528145]

約数ペア:

[(1, 249528145), (5, 49905629), (31, 8049295), (131, 1904795), (155, 1609859), (655, 380959), (4061, 61445), (12289, 20305)]