9861475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1597}}^1$

素因数の和:1639

約数の個数: 24

約数和(自身を含む): 13870640

約数和(自身を除く): 4009165

約数列:

[1, 5, 13, 19, 25, 65, 95, 247, 325, 475, 1235, 1597, 6175, 7985, 20761, 30343, 39925, 103805, 151715, 394459, 519025, 758575, 1972295, 9861475]

約数ペア:

[(1, 9861475), (5, 1972295), (13, 758575), (19, 519025), (25, 394459), (65, 151715), (95, 103805), (247, 39925), (325, 30343), (475, 20761), (1235, 7985), (1597, 6175)]