287157165

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{11321}}^1$

素因数の和:11437

約数の個数: 32

約数和(自身を含む): 489110400

約数和(自身を除く): 201953235

約数列:

[1, 3, 5, 15, 19, 57, 89, 95, 267, 285, 445, 1335, 1691, 5073, 8455, 11321, 25365, 33963, 56605, 169815, 215099, 645297, 1007569, 1075495, 3022707, 3226485, 5037845, 15113535, 19143811, 57431433, 95719055, 287157165]

約数ペア:

[(1, 287157165), (3, 95719055), (5, 57431433), (15, 19143811), (19, 15113535), (57, 5037845), (89, 3226485), (95, 3022707), (267, 1075495), (285, 1007569), (445, 645297), (1335, 215099), (1691, 169815), (5073, 56605), (8455, 33963), (11321, 25365)]