13781739

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{727}}^1$

素因数の和:890

約数の個数: 16

約数和(自身を含む): 18869760

約数和(自身を除く): 5088021

約数列:

[1, 3, 71, 89, 213, 267, 727, 2181, 6319, 18957, 51617, 64703, 154851, 194109, 4593913, 13781739]

約数ペア:

[(1, 13781739), (3, 4593913), (71, 194109), (89, 154851), (213, 64703), (267, 51617), (727, 18957), (2181, 6319)]