81606627

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{223}}^1\times {\mathrm{557}}^1$

素因数の和:859

約数の個数: 24

約数和(自身を含む): 120242304

約数和(自身を除く): 38635677

約数列:

[1, 3, 9, 73, 219, 223, 557, 657, 669, 1671, 2007, 5013, 16279, 40661, 48837, 121983, 124211, 146511, 365949, 372633, 1117899, 9067403, 27202209, 81606627]

約数ペア:

[(1, 81606627), (3, 27202209), (9, 9067403), (73, 1117899), (219, 372633), (223, 365949), (557, 146511), (657, 124211), (669, 121983), (1671, 48837), (2007, 40661), (5013, 16279)]