9991695

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2213}}^1$

素因数の和:2271

約数の個数: 32

約数和(自身を含む): 18703872

約数和(自身を除く): 8712177

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 105, 129, 215, 301, 645, 903, 1505, 2213, 4515, 6639, 11065, 15491, 33195, 46473, 77455, 95159, 232365, 285477, 475795, 666113, 1427385, 1998339, 3330565, 9991695]

約数ペア:

[(1, 9991695), (3, 3330565), (5, 1998339), (7, 1427385), (15, 666113), (21, 475795), (35, 285477), (43, 232365), (105, 95159), (129, 77455), (215, 46473), (301, 33195), (645, 15491), (903, 11065), (1505, 6639), (2213, 4515)]