13271531

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:203

約数の個数: 32

約数和(自身を含む): 17418240

約数和(自身を除く): 4146709

約数列:

[1, 7, 13, 29, 47, 91, 107, 203, 329, 377, 611, 749, 1363, 1391, 2639, 3103, 4277, 5029, 9541, 9737, 17719, 21721, 35203, 40339, 65377, 124033, 145841, 282373, 457639, 1020887, 1895933, 13271531]

約数ペア:

[(1, 13271531), (7, 1895933), (13, 1020887), (29, 457639), (47, 282373), (91, 145841), (107, 124033), (203, 65377), (329, 40339), (377, 35203), (611, 21721), (749, 17719), (1363, 9737), (1391, 9541), (2639, 5029), (3103, 4277)]