81720327

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{5471}}^1$

素因数の和:5870

約数の個数: 16

約数和(自身を含む): 117669888

約数和(自身を除く): 35949561

約数列:

[1, 3, 13, 39, 383, 1149, 4979, 5471, 14937, 16413, 71123, 213369, 2095393, 6286179, 27240109, 81720327]

約数ペア:

[(1, 81720327), (3, 27240109), (13, 6286179), (39, 2095393), (383, 213369), (1149, 71123), (4979, 16413), (5471, 14937)]