39921729

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{10723}}^1$

素因数の和:10816

約数の個数: 16

約数和(自身を含む): 57137472

約数和(自身を除く): 17215743

約数列:

[1, 3, 17, 51, 73, 219, 1241, 3723, 10723, 32169, 182291, 546873, 782779, 2348337, 13307243, 39921729]

約数ペア:

[(1, 39921729), (3, 13307243), (17, 2348337), (51, 782779), (73, 546873), (219, 182291), (1241, 32169), (3723, 10723)]