1233885

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1913}}^1$

素因数の和:1964

約数の個数: 16

約数和(自身を含む): 2021184

約数和(自身を除く): 787299

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 1913, 5739, 9565, 28695, 82259, 246777, 411295, 1233885]

約数ペア:

[(1, 1233885), (3, 411295), (5, 246777), (15, 82259), (43, 28695), (129, 9565), (215, 5739), (645, 1913)]