16810805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:221

約数の個数: 32

約数和(自身を含む): 23016960

約数和(自身を除く): 6206155

約数列:

[1, 5, 11, 53, 55, 73, 79, 265, 365, 395, 583, 803, 869, 2915, 3869, 4015, 4187, 4345, 5767, 19345, 20935, 28835, 42559, 46057, 63437, 212795, 230285, 305651, 317185, 1528255, 3362161, 16810805]

約数ペア:

[(1, 16810805), (5, 3362161), (11, 1528255), (53, 317185), (55, 305651), (73, 230285), (79, 212795), (265, 63437), (365, 46057), (395, 42559), (583, 28835), (803, 20935), (869, 19345), (2915, 5767), (3869, 4345), (4015, 4187)]