917217

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:250

約数の個数: 32

約数和(自身を含む): 1628160

約数和(自身を除く): 710943

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 211, 483, 621, 633, 1449, 1477, 1899, 4347, 4431, 4853, 5697, 13293, 14559, 33971, 39879, 43677, 101913, 131031, 305739, 917217]

約数ペア:

[(1, 917217), (3, 305739), (7, 131031), (9, 101913), (21, 43677), (23, 39879), (27, 33971), (63, 14559), (69, 13293), (161, 5697), (189, 4853), (207, 4431), (211, 4347), (483, 1899), (621, 1477), (633, 1449)]