864915

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{109}}^1$

素因数の和:163

約数の個数: 24

約数和(自身を含む): 1459920

約数和(自身を除く): 595005

約数列:

[1, 3, 5, 15, 23, 69, 109, 115, 327, 345, 529, 545, 1587, 1635, 2507, 2645, 7521, 7935, 12535, 37605, 57661, 172983, 288305, 864915]

約数ペア:

[(1, 864915), (3, 288305), (5, 172983), (15, 57661), (23, 37605), (69, 12535), (109, 7935), (115, 7521), (327, 2645), (345, 2507), (529, 1635), (545, 1587)]