71274385

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{409}}^1$

素因数の和:817

約数の個数: 32

約数和(自身を含む): 105799680

約数和(自身を除く): 34525295

約数列:

[1, 5, 7, 13, 35, 65, 91, 383, 409, 455, 1915, 2045, 2681, 2863, 4979, 5317, 13405, 14315, 24895, 26585, 34853, 37219, 156647, 174265, 186095, 783235, 1096529, 2036411, 5482645, 10182055, 14254877, 71274385]

約数ペア:

[(1, 71274385), (5, 14254877), (7, 10182055), (13, 5482645), (35, 2036411), (65, 1096529), (91, 783235), (383, 186095), (409, 174265), (455, 156647), (1915, 37219), (2045, 34853), (2681, 26585), (2863, 24895), (4979, 14315), (5317, 13405)]