81588705

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{21499}}^1$

素因数の和:21541

約数の個数: 32

約数和(自身を含む): 148608000

約数和(自身を除く): 67019295

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 115, 165, 253, 345, 759, 1265, 3795, 21499, 64497, 107495, 236489, 322485, 494477, 709467, 1182445, 1483431, 2472385, 3547335, 5439247, 7417155, 16317741, 27196235, 81588705]

約数ペア:

[(1, 81588705), (3, 27196235), (5, 16317741), (11, 7417155), (15, 5439247), (23, 3547335), (33, 2472385), (55, 1483431), (69, 1182445), (115, 709467), (165, 494477), (253, 322485), (345, 236489), (759, 107495), (1265, 64497), (3795, 21499)]