13303895

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1$

素因数の和:503

約数の個数: 32

約数和(自身を含む): 19008000

約数和(自身を除く): 5704105

約数列:

[1, 5, 11, 19, 29, 55, 95, 145, 209, 319, 439, 551, 1045, 1595, 2195, 2755, 4829, 6061, 8341, 12731, 24145, 30305, 41705, 63655, 91751, 140041, 241889, 458755, 700205, 1209445, 2660779, 13303895]

約数ペア:

[(1, 13303895), (5, 2660779), (11, 1209445), (19, 700205), (29, 458755), (55, 241889), (95, 140041), (145, 91751), (209, 63655), (319, 41705), (439, 30305), (551, 24145), (1045, 12731), (1595, 8341), (2195, 6061), (2755, 4829)]