298870975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{17351}}^1$

素因数の和:17427

約数の個数: 24

約数和(自身を含む): 406661472

約数和(自身を除く): 107790497

約数列:

[1, 5, 13, 25, 53, 65, 265, 325, 689, 1325, 3445, 17225, 17351, 86755, 225563, 433775, 919603, 1127815, 4598015, 5639075, 11954839, 22990075, 59774195, 298870975]

約数ペア:

[(1, 298870975), (5, 59774195), (13, 22990075), (25, 11954839), (53, 5639075), (65, 4598015), (265, 1127815), (325, 919603), (689, 433775), (1325, 225563), (3445, 86755), (17225, 17351)]