28783469

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 35954688

約数和(自身を除く): 7171219

約数列:

[1, 11, 13, 31, 43, 143, 151, 341, 403, 473, 559, 1333, 1661, 1963, 4433, 4681, 6149, 6493, 14663, 17329, 21593, 51491, 60853, 71423, 84409, 190619, 201283, 669383, 928499, 2214113, 2616679, 28783469]

約数ペア:

[(1, 28783469), (11, 2616679), (13, 2214113), (31, 928499), (43, 669383), (143, 201283), (151, 190619), (341, 84409), (403, 71423), (473, 60853), (559, 51491), (1333, 21593), (1661, 17329), (1963, 14663), (4433, 6493), (4681, 6149)]