71081945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{271}}^1$

素因数の和:557

約数の個数: 32

約数和(自身を含む): 98703360

約数和(自身を除く): 27621415

約数列:

[1, 5, 11, 19, 55, 95, 209, 251, 271, 1045, 1255, 1355, 2761, 2981, 4769, 5149, 13805, 14905, 23845, 25745, 52459, 56639, 68021, 262295, 283195, 340105, 748231, 1292399, 3741155, 6461995, 14216389, 71081945]

約数ペア:

[(1, 71081945), (5, 14216389), (11, 6461995), (19, 3741155), (55, 1292399), (95, 748231), (209, 340105), (251, 283195), (271, 262295), (1045, 68021), (1255, 56639), (1355, 52459), (2761, 25745), (2981, 23845), (4769, 14905), (5149, 13805)]