71000215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{499}}^1$

素因数の和:727

約数の個数: 32

約数和(自身を含む): 100800000

約数和(自身を除く): 29799785

約数列:

[1, 5, 11, 13, 55, 65, 143, 199, 499, 715, 995, 2189, 2495, 2587, 5489, 6487, 10945, 12935, 27445, 28457, 32435, 71357, 99301, 142285, 356785, 496505, 1092311, 1290913, 5461555, 6454565, 14200043, 71000215]

約数ペア:

[(1, 71000215), (5, 14200043), (11, 6454565), (13, 5461555), (55, 1290913), (65, 1092311), (143, 496505), (199, 356785), (499, 142285), (715, 99301), (995, 71357), (2189, 32435), (2495, 28457), (2587, 27445), (5489, 12935), (6487, 10945)]