2011490215

素因数分解:

$5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{181297}}^1$

素因数の和:181626

約数の個数: 16

約数和(自身を含む): 2767332672

約数和(自身を除く): 755842457

約数列:

[1, 5, 7, 35, 317, 1585, 2219, 11095, 181297, 906485, 1269079, 6345395, 57471149, 287355745, 402298043, 2011490215]

約数ペア:

[(1, 2011490215), (5, 402298043), (7, 287355745), (35, 57471149), (317, 6345395), (1585, 1269079), (2219, 906485), (11095, 181297)]