28947347

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:203

約数の個数: 32

約数和(自身を含む): 35804160

約数和(自身を除く): 6856813

約数列:

[1, 11, 13, 47, 59, 73, 143, 517, 611, 649, 767, 803, 949, 2773, 3431, 4307, 6721, 8437, 10439, 30503, 36049, 37741, 44603, 47377, 55991, 202429, 396539, 490633, 615901, 2226719, 2631577, 28947347]

約数ペア:

[(1, 28947347), (11, 2631577), (13, 2226719), (47, 615901), (59, 490633), (73, 396539), (143, 202429), (517, 55991), (611, 47377), (649, 44603), (767, 37741), (803, 36049), (949, 30503), (2773, 10439), (3431, 8437), (4307, 6721)]