28535805

素因数分解:

$3^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{2039}}^1$

素因数の和:2361

約数の個数: 24

約数和(自身を含む): 49645440

約数和(自身を除く): 21109635

約数列:

[1, 3, 5, 9, 15, 45, 311, 933, 1555, 2039, 2799, 4665, 6117, 10195, 13995, 18351, 30585, 91755, 634129, 1902387, 3170645, 5707161, 9511935, 28535805]

約数ペア:

[(1, 28535805), (3, 9511935), (5, 5707161), (9, 3170645), (15, 1902387), (45, 634129), (311, 91755), (933, 30585), (1555, 18351), (2039, 13995), (2799, 10195), (4665, 6117)]