28506365

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{929}}^1$

素因数の和:989

約数の個数: 24

約数和(自身を含む): 38267640

約数和(自身を除く): 9761275

約数列:

[1, 5, 17, 19, 85, 95, 323, 361, 929, 1615, 1805, 4645, 6137, 15793, 17651, 30685, 78965, 88255, 300067, 335369, 1500335, 1676845, 5701273, 28506365]

約数ペア:

[(1, 28506365), (5, 5701273), (17, 1676845), (19, 1500335), (85, 335369), (95, 300067), (323, 88255), (361, 78965), (929, 30685), (1615, 17651), (1805, 15793), (4645, 6137)]