561681531

素因数分解:

$3^2\times {\mathrm{191}}^1\times {\mathrm{193}}^1\times {\mathrm{1693}}^1$

素因数の和:2083

約数の個数: 24

約数和(自身を含む): 820275456

約数和(自身を除く): 258593925

約数列:

[1, 3, 9, 191, 193, 573, 579, 1693, 1719, 1737, 5079, 15237, 36863, 110589, 323363, 326749, 331767, 970089, 980247, 2910267, 2940741, 62409059, 187227177, 561681531]

約数ペア:

[(1, 561681531), (3, 187227177), (9, 62409059), (191, 2940741), (193, 2910267), (573, 980247), (579, 970089), (1693, 331767), (1719, 326749), (1737, 323363), (5079, 110589), (15237, 36863)]