28305

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:65

約数の個数: 24

約数和(自身を含む): 53352

約数和(自身を除く): 25047

約数列:

[1, 3, 5, 9, 15, 17, 37, 45, 51, 85, 111, 153, 185, 255, 333, 555, 629, 765, 1665, 1887, 3145, 5661, 9435, 28305]

約数ペア:

[(1, 28305), (3, 9435), (5, 5661), (9, 3145), (15, 1887), (17, 1665), (37, 765), (45, 629), (51, 555), (85, 333), (111, 255), (153, 185)]