16872777

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2203}}^1$

素因数の和:2269

約数の個数: 24

約数和(自身を含む): 26130624

約数和(自身を除く): 9257847

約数列:

[1, 3, 9, 23, 37, 69, 111, 207, 333, 851, 2203, 2553, 6609, 7659, 19827, 50669, 81511, 152007, 244533, 456021, 733599, 1874753, 5624259, 16872777]

約数ペア:

[(1, 16872777), (3, 5624259), (9, 1874753), (23, 733599), (37, 456021), (69, 244533), (111, 152007), (207, 81511), (333, 50669), (851, 19827), (2203, 7659), (2553, 6609)]