13501895

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{7919}}^1$

素因数の和:7966

約数の個数: 16

約数和(自身を含む): 18247680

約数和(自身を除く): 4745785

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 7919, 39595, 87109, 245489, 435545, 1227445, 2700379, 13501895]

約数ペア:

[(1, 13501895), (5, 2700379), (11, 1227445), (31, 435545), (55, 245489), (155, 87109), (341, 39595), (1705, 7919)]