13807915

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{787}}^1$

素因数の和:843

約数の個数: 24

約数和(自身を含む): 18864720

約数和(自身を除く): 5056805

約数列:

[1, 5, 11, 29, 55, 121, 145, 319, 605, 787, 1595, 3509, 3935, 8657, 17545, 22823, 43285, 95227, 114115, 251053, 476135, 1255265, 2761583, 13807915]

約数ペア:

[(1, 13807915), (5, 2761583), (11, 1255265), (29, 476135), (55, 251053), (121, 114115), (145, 95227), (319, 43285), (605, 22823), (787, 17545), (1595, 8657), (3509, 3935)]