249675309

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{7933}}^1$

素因数の和:8221

約数の個数: 24

約数和(自身を含む): 389876760

約数和(自身を除く): 140201451

約数列:

[1, 3, 9, 13, 39, 117, 269, 807, 2421, 3497, 7933, 10491, 23799, 31473, 71397, 103129, 309387, 928161, 2133977, 6401931, 19205793, 27741701, 83225103, 249675309]

約数ペア:

[(1, 249675309), (3, 83225103), (9, 27741701), (13, 19205793), (39, 6401931), (117, 2133977), (269, 928161), (807, 309387), (2421, 103129), (3497, 71397), (7933, 31473), (10491, 23799)]