13561905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2437}}^1$

素因数の和:2505

約数の個数: 32

約数和(自身を含む): 25277184

約数和(自身を除く): 11715279

約数列:

[1, 3, 5, 7, 15, 21, 35, 53, 105, 159, 265, 371, 795, 1113, 1855, 2437, 5565, 7311, 12185, 17059, 36555, 51177, 85295, 129161, 255885, 387483, 645805, 904127, 1937415, 2712381, 4520635, 13561905]

約数ペア:

[(1, 13561905), (3, 4520635), (5, 2712381), (7, 1937415), (15, 904127), (21, 645805), (35, 387483), (53, 255885), (105, 129161), (159, 85295), (265, 51177), (371, 36555), (795, 17059), (1113, 12185), (1855, 7311), (2437, 5565)]