28406895

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{1609}}^1$

素因数の和:1735

約数の個数: 32

約数和(自身を含む): 50077440

約数和(自身を除く): 21670545

約数列:

[1, 3, 5, 11, 15, 33, 55, 107, 165, 321, 535, 1177, 1605, 1609, 3531, 4827, 5885, 8045, 17655, 17699, 24135, 53097, 88495, 172163, 265485, 516489, 860815, 1893793, 2582445, 5681379, 9468965, 28406895]

約数ペア:

[(1, 28406895), (3, 9468965), (5, 5681379), (11, 2582445), (15, 1893793), (33, 860815), (55, 516489), (107, 265485), (165, 172163), (321, 88495), (535, 53097), (1177, 24135), (1605, 17699), (1609, 17655), (3531, 8045), (4827, 5885)]