91274905

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1\times {\mathrm{421}}^1$

素因数の和:888

約数の個数: 16

約数和(自身を含む): 110962368

約数和(自身を除く): 19687463

約数列:

[1, 5, 131, 331, 421, 655, 1655, 2105, 43361, 55151, 139351, 216805, 275755, 696755, 18254981, 91274905]

約数ペア:

[(1, 91274905), (5, 18254981), (131, 696755), (331, 275755), (421, 216805), (655, 139351), (1655, 55151), (2105, 43361)]