15645447

素因数分解:

$3^3\times {\mathrm{149}}^1\times {\mathrm{3889}}^1$

素因数の和:4047

約数の個数: 16

約数和(自身を含む): 23340000

約数和(自身を除く): 7694553

約数列:

[1, 3, 9, 27, 149, 447, 1341, 3889, 4023, 11667, 35001, 105003, 579461, 1738383, 5215149, 15645447]

約数ペア:

[(1, 15645447), (3, 5215149), (9, 1738383), (27, 579461), (149, 105003), (447, 35001), (1341, 11667), (3889, 4023)]