13840385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2999}}^1$

素因数の和:3088

約数の個数: 16

約数和(自身を含む): 18144000

約数和(自身を除く): 4303615

約数列:

[1, 5, 13, 65, 71, 355, 923, 2999, 4615, 14995, 38987, 194935, 212929, 1064645, 2768077, 13840385]

約数ペア:

[(1, 13840385), (5, 2768077), (13, 1064645), (65, 212929), (71, 194935), (355, 38987), (923, 14995), (2999, 4615)]