18486520311

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{147283}}^1$

素因数の和:147475

約数の個数: 32

約数和(自身を含む): 29032622080

約数和(自身を除く): 10546101769

約数列:

[1, 3, 7, 21, 43, 129, 139, 301, 417, 903, 973, 2919, 5977, 17931, 41839, 125517, 147283, 441849, 1030981, 3092943, 6333169, 18999507, 20472337, 44332183, 61417011, 132996549, 143306359, 429919077, 880310491, 2640931473, 6162173437, 18486520311]

約数ペア:

[(1, 18486520311), (3, 6162173437), (7, 2640931473), (21, 880310491), (43, 429919077), (129, 143306359), (139, 132996549), (301, 61417011), (417, 44332183), (903, 20472337), (973, 18999507), (2919, 6333169), (5977, 3092943), (17931, 1030981), (41839, 441849), (125517, 147283)]