26989215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8609}}^1$

素因数の和:8647

約数の個数: 32

約数和(自身を含む): 49593600

約数和(自身を除く): 22604385

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 1045, 3135, 8609, 25827, 43045, 94699, 129135, 163571, 284097, 473495, 490713, 817855, 1420485, 1799281, 2453565, 5397843, 8996405, 26989215]

約数ペア:

[(1, 26989215), (3, 8996405), (5, 5397843), (11, 2453565), (15, 1799281), (19, 1420485), (33, 817855), (55, 490713), (57, 473495), (95, 284097), (165, 163571), (209, 129135), (285, 94699), (627, 43045), (1045, 25827), (3135, 8609)]