25469802

素因数分解:

$2^1\times 3^9\times {\mathrm{647}}^1$

素因数の和:676

約数の個数: 40

約数和(自身を含む): 57394656

約数和(自身を除く): 31924854

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 647, 729, 1294, 1458, 1941, 2187, 3882, 4374, 5823, 6561, 11646, 13122, 17469, 19683, 34938, 39366, 52407, 104814, 157221, 314442, 471663, 943326, 1414989, 2829978, 4244967, 8489934, 12734901, 25469802]

約数ペア:

[(1, 25469802), (2, 12734901), (3, 8489934), (6, 4244967), (9, 2829978), (18, 1414989), (27, 943326), (54, 471663), (81, 314442), (162, 157221), (243, 104814), (486, 52407), (647, 39366), (729, 34938), (1294, 19683), (1458, 17469), (1941, 13122), (2187, 11646), (3882, 6561), (4374, 5823)]