28540226

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1367}}^1$

素因数の和:1466

約数の個数: 32

約数和(自身を含む): 51020928

約数和(自身を除く): 22480702

約数列:

[1, 2, 11, 13, 22, 26, 73, 143, 146, 286, 803, 949, 1367, 1606, 1898, 2734, 10439, 15037, 17771, 20878, 30074, 35542, 99791, 195481, 199582, 390962, 1097701, 1297283, 2195402, 2594566, 14270113, 28540226]

約数ペア:

[(1, 28540226), (2, 14270113), (11, 2594566), (13, 2195402), (22, 1297283), (26, 1097701), (73, 390962), (143, 199582), (146, 195481), (286, 99791), (803, 35542), (949, 30074), (1367, 20878), (1606, 17771), (1898, 15037), (2734, 10439)]