217923669

素因数分解:

$3^3\times {\mathrm{1657}}^1\times {\mathrm{4871}}^1$

素因数の和:6537

約数の個数: 16

約数和(自身を含む): 323111040

約数和(自身を除く): 105187371

約数列:

[1, 3, 9, 27, 1657, 4871, 4971, 14613, 14913, 43839, 44739, 131517, 8071247, 24213741, 72641223, 217923669]

約数ペア:

[(1, 217923669), (3, 72641223), (9, 24213741), (27, 8071247), (1657, 131517), (4871, 44739), (4971, 43839), (14613, 14913)]