81503355

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{2333}}^1$

素因数の和:2495

約数の個数: 32

約数和(自身を含む): 139143744

約数和(自身を除く): 57640389

約数列:

[1, 3, 5, 15, 17, 51, 85, 137, 255, 411, 685, 2055, 2329, 2333, 6987, 6999, 11645, 11665, 34935, 34995, 39661, 118983, 198305, 319621, 594915, 958863, 1598105, 4794315, 5433557, 16300671, 27167785, 81503355]

約数ペア:

[(1, 81503355), (3, 27167785), (5, 16300671), (15, 5433557), (17, 4794315), (51, 1598105), (85, 958863), (137, 594915), (255, 319621), (411, 198305), (685, 118983), (2055, 39661), (2329, 34995), (2333, 34935), (6987, 11665), (6999, 11645)]