12896455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1061}}^1$

素因数の和:1107

約数の個数: 32

約数和(自身を含む): 19268928

約数和(自身を除く): 6372473

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 187, 221, 715, 935, 1061, 1105, 2431, 5305, 11671, 12155, 13793, 18037, 58355, 68965, 90185, 151723, 198407, 234481, 758615, 992035, 1172405, 2579291, 12896455]

約数ペア:

[(1, 12896455), (5, 2579291), (11, 1172405), (13, 992035), (17, 758615), (55, 234481), (65, 198407), (85, 151723), (143, 90185), (187, 68965), (221, 58355), (715, 18037), (935, 13793), (1061, 12155), (1105, 11671), (2431, 5305)]