2644245

素因数分解:

$3^4\times 5^1\times {\mathrm{6529}}^1$

素因数の和:6546

約数の個数: 20

約数和(自身を含む): 4740780

約数和(自身を除く): 2096535

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 6529, 19587, 32645, 58761, 97935, 176283, 293805, 528849, 881415, 2644245]

約数ペア:

[(1, 2644245), (3, 881415), (5, 528849), (9, 293805), (15, 176283), (27, 97935), (45, 58761), (81, 32645), (135, 19587), (405, 6529)]