2139615

素因数分解:

$3^6\times 5^1\times {\mathrm{587}}^1$

素因数の和:610

約数の個数: 28

約数和(自身を含む): 3856104

約数和(自身を除く): 1716489

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 587, 729, 1215, 1761, 2935, 3645, 5283, 8805, 15849, 26415, 47547, 79245, 142641, 237735, 427923, 713205, 2139615]

約数ペア:

[(1, 2139615), (3, 713205), (5, 427923), (9, 237735), (15, 142641), (27, 79245), (45, 47547), (81, 26415), (135, 15849), (243, 8805), (405, 5283), (587, 3645), (729, 2935), (1215, 1761)]