288315

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:203

約数の個数: 24

約数和(自身を含む): 514800

約数和(自身を除く): 226485

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 149, 215, 387, 447, 645, 745, 1341, 1935, 2235, 6407, 6705, 19221, 32035, 57663, 96105, 288315]

約数ペア:

[(1, 288315), (3, 96105), (5, 57663), (9, 32035), (15, 19221), (43, 6705), (45, 6407), (129, 2235), (149, 1935), (215, 1341), (387, 745), (447, 645)]