47181813

素因数分解:

$3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{12413}}^1$

素因数の和:12604

約数の個数: 16

約数和(自身を含む): 72299136

約数和(自身を除く): 25117323

約数列:

[1, 3, 7, 21, 181, 543, 1267, 3801, 12413, 37239, 86891, 260673, 2246753, 6740259, 15727271, 47181813]

約数ペア:

[(1, 47181813), (3, 15727271), (7, 6740259), (21, 2246753), (181, 260673), (543, 86891), (1267, 37239), (3801, 12413)]