2751651

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:253

約数の個数: 40

約数和(自身を含む): 4925184

約数和(自身を除く): 2173533

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 211, 483, 567, 621, 633, 1449, 1477, 1863, 1899, 4347, 4431, 4853, 5697, 13041, 13293, 14559, 17091, 33971, 39879, 43677, 101913, 119637, 131031, 305739, 393093, 917217, 2751651]

約数ペア:

[(1, 2751651), (3, 917217), (7, 393093), (9, 305739), (21, 131031), (23, 119637), (27, 101913), (63, 43677), (69, 39879), (81, 33971), (161, 17091), (189, 14559), (207, 13293), (211, 13041), (483, 5697), (567, 4853), (621, 4431), (633, 4347), (1449, 1899), (1477, 1863)]