2613465

素因数分解:

$3^7\times 5^1\times {\mathrm{239}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 4723200

約数和(自身を除く): 2109735

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 239, 243, 405, 717, 729, 1195, 1215, 2151, 2187, 3585, 3645, 6453, 10755, 10935, 19359, 32265, 58077, 96795, 174231, 290385, 522693, 871155, 2613465]

約数ペア:

[(1, 2613465), (3, 871155), (5, 522693), (9, 290385), (15, 174231), (27, 96795), (45, 58077), (81, 32265), (135, 19359), (239, 10935), (243, 10755), (405, 6453), (717, 3645), (729, 3585), (1195, 2187), (1215, 2151)]