30390717

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{751}}^1$

素因数の和:849

約数の個数: 32

約数和(自身を含む): 48513024

約数和(自身を除く): 18122307

約数列:

[1, 3, 7, 21, 41, 47, 123, 141, 287, 329, 751, 861, 987, 1927, 2253, 5257, 5781, 13489, 15771, 30791, 35297, 40467, 92373, 105891, 215537, 247079, 646611, 741237, 1447177, 4341531, 10130239, 30390717]

約数ペア:

[(1, 30390717), (3, 10130239), (7, 4341531), (21, 1447177), (41, 741237), (47, 646611), (123, 247079), (141, 215537), (287, 105891), (329, 92373), (751, 40467), (861, 35297), (987, 30791), (1927, 15771), (2253, 13489), (5257, 5781)]