28187205

素因数分解:

$3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{6121}}^1$

素因数の和:6436

約数の個数: 16

約数和(自身を含む): 45253824

約数和(自身を除く): 17066619

約数列:

[1, 3, 5, 15, 307, 921, 1535, 4605, 6121, 18363, 30605, 91815, 1879147, 5637441, 9395735, 28187205]

約数ペア:

[(1, 28187205), (3, 9395735), (5, 5637441), (15, 1879147), (307, 91815), (921, 30605), (1535, 18363), (4605, 6121)]