12935975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{751}}^1$

素因数の和:827

約数の個数: 24

約数和(自身を含む): 17623872

約数和(自身を除く): 4687897

約数列:

[1, 5, 13, 25, 53, 65, 265, 325, 689, 751, 1325, 3445, 3755, 9763, 17225, 18775, 39803, 48815, 199015, 244075, 517439, 995075, 2587195, 12935975]

約数ペア:

[(1, 12935975), (5, 2587195), (13, 995075), (25, 517439), (53, 244075), (65, 199015), (265, 48815), (325, 39803), (689, 18775), (751, 17225), (1325, 9763), (3445, 3755)]