7138720145

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{1489}}^1\times {\mathrm{30931}}^1$

素因数の和:32456

約数の個数: 16

約数和(自身を含む): 8849026560

約数和(自身を除く): 1710306415

約数列:

[1, 5, 31, 155, 1489, 7445, 30931, 46159, 154655, 230795, 958861, 4794305, 46056259, 230281295, 1427744029, 7138720145]

約数ペア:

[(1, 7138720145), (5, 1427744029), (31, 230281295), (155, 46056259), (1489, 4794305), (7445, 958861), (30931, 230795), (46159, 154655)]