28510137

素因数分解:

$3^4\times {\mathrm{383}}^1\times {\mathrm{919}}^1$

素因数の和:1314

約数の個数: 20

約数和(自身を含む): 42746880

約数和(自身を除く): 14236743

約数列:

[1, 3, 9, 27, 81, 383, 919, 1149, 2757, 3447, 8271, 10341, 24813, 31023, 74439, 351977, 1055931, 3167793, 9503379, 28510137]

約数ペア:

[(1, 28510137), (3, 9503379), (9, 3167793), (27, 1055931), (81, 351977), (383, 74439), (919, 31023), (1149, 24813), (2757, 10341), (3447, 8271)]