2177415

素因数分解:

$3^3\times 5^1\times {\mathrm{127}}^2$

素因数の和:268

約数の個数: 24

約数和(自身を含む): 3901680

約数和(自身を除く): 1724265

約数列:

[1, 3, 5, 9, 15, 27, 45, 127, 135, 381, 635, 1143, 1905, 3429, 5715, 16129, 17145, 48387, 80645, 145161, 241935, 435483, 725805, 2177415]

約数ペア:

[(1, 2177415), (3, 725805), (5, 435483), (9, 241935), (15, 145161), (27, 80645), (45, 48387), (127, 17145), (135, 16129), (381, 5715), (635, 3429), (1143, 1905)]