28625868

素因数分解:

$2^2\times 3^2\times {\mathrm{647}}^1\times {\mathrm{1229}}^1$

素因数の和:1886

約数の個数: 36

約数和(自身を含む): 72530640

約数和(自身を除く): 43904772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 647, 1229, 1294, 1941, 2458, 2588, 3687, 3882, 4916, 5823, 7374, 7764, 11061, 11646, 14748, 22122, 23292, 44244, 795163, 1590326, 2385489, 3180652, 4770978, 7156467, 9541956, 14312934, 28625868]

約数ペア:

[(1, 28625868), (2, 14312934), (3, 9541956), (4, 7156467), (6, 4770978), (9, 3180652), (12, 2385489), (18, 1590326), (36, 795163), (647, 44244), (1229, 23292), (1294, 22122), (1941, 14748), (2458, 11646), (2588, 11061), (3687, 7764), (3882, 7374), (4916, 5823)]