31007405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2551}}^1$

素因数の和:2597

約数の個数: 32

約数和(自身を含む): 46303488

約数和(自身を除く): 15296083

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 187, 221, 715, 935, 1105, 2431, 2551, 12155, 12755, 28061, 33163, 43367, 140305, 165815, 216835, 364793, 477037, 563771, 1823965, 2385185, 2818855, 6201481, 31007405]

約数ペア:

[(1, 31007405), (5, 6201481), (11, 2818855), (13, 2385185), (17, 1823965), (55, 563771), (65, 477037), (85, 364793), (143, 216835), (187, 165815), (221, 140305), (715, 43367), (935, 33163), (1105, 28061), (2431, 12755), (2551, 12155)]