39489561

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{2131}}^1$

素因数の和:2237

約数の個数: 24

約数和(自身を含む): 59866560

約数和(自身を除く): 20376999

約数列:

[1, 3, 9, 29, 71, 87, 213, 261, 639, 2059, 2131, 6177, 6393, 18531, 19179, 61799, 151301, 185397, 453903, 556191, 1361709, 4387729, 13163187, 39489561]

約数ペア:

[(1, 39489561), (3, 13163187), (9, 4387729), (29, 1361709), (71, 556191), (87, 453903), (213, 185397), (261, 151301), (639, 61799), (2059, 19179), (2131, 18531), (6177, 6393)]