28302855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2617}}^1$

素因数の和:2735

約数の個数: 32

約数和(自身を含む): 52276224

約数和(自身を除く): 23973369

約数列:

[1, 3, 5, 7, 15, 21, 35, 103, 105, 309, 515, 721, 1545, 2163, 2617, 3605, 7851, 10815, 13085, 18319, 39255, 54957, 91595, 269551, 274785, 808653, 1347755, 1886857, 4043265, 5660571, 9434285, 28302855]

約数ペア:

[(1, 28302855), (3, 9434285), (5, 5660571), (7, 4043265), (15, 1886857), (21, 1347755), (35, 808653), (103, 274785), (105, 269551), (309, 91595), (515, 54957), (721, 39255), (1545, 18319), (2163, 13085), (2617, 10815), (3605, 7851)]