2447029221

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1423}}^1\times {\mathrm{6299}}^1$

素因数の和:7745

約数の個数: 32

約数和(自身を含む): 4019097600

約数和(自身を除く): 1572068379

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 1423, 4269, 6299, 9961, 18499, 18897, 29883, 44093, 55497, 81887, 129493, 132279, 245661, 388479, 573209, 1719627, 8963477, 26890431, 62744339, 116525201, 188233017, 349575603, 815676407, 2447029221]

約数ペア:

[(1, 2447029221), (3, 815676407), (7, 349575603), (13, 188233017), (21, 116525201), (39, 62744339), (91, 26890431), (273, 8963477), (1423, 1719627), (4269, 573209), (6299, 388479), (9961, 245661), (18499, 132279), (18897, 129493), (29883, 81887), (44093, 55497)]