287001

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1$

素因数の和:253

約数の個数: 24

約数和(自身を含む): 489216

約数和(自身を除く): 202215

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 223, 429, 669, 1287, 2007, 2453, 2899, 7359, 8697, 22077, 26091, 31889, 95667, 287001]

約数ペア:

[(1, 287001), (3, 95667), (9, 31889), (11, 26091), (13, 22077), (33, 8697), (39, 7359), (99, 2899), (117, 2453), (143, 2007), (223, 1287), (429, 669)]