13688019

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{691}}^1$

素因数の和:799

約数の個数: 24

約数和(自身を含む): 20726784

約数和(自身を除く): 7038765

約数列:

[1, 3, 9, 31, 71, 93, 213, 279, 639, 691, 2073, 2201, 6219, 6603, 19809, 21421, 49061, 64263, 147183, 192789, 441549, 1520891, 4562673, 13688019]

約数ペア:

[(1, 13688019), (3, 4562673), (9, 1520891), (31, 441549), (71, 192789), (93, 147183), (213, 64263), (279, 49061), (639, 21421), (691, 19809), (2073, 6603), (2201, 6219)]