28328443

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 36191232

約数和(自身を除く): 7862789

約数列:

[1, 11, 13, 17, 43, 143, 187, 221, 271, 473, 559, 731, 2431, 2981, 3523, 4607, 6149, 8041, 9503, 11653, 38753, 50677, 59891, 104533, 128183, 151489, 198101, 658801, 1666379, 2179111, 2575313, 28328443]

約数ペア:

[(1, 28328443), (11, 2575313), (13, 2179111), (17, 1666379), (43, 658801), (143, 198101), (187, 151489), (221, 128183), (271, 104533), (473, 59891), (559, 50677), (731, 38753), (2431, 11653), (2981, 9503), (3523, 8041), (4607, 6149)]