28739854

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{317}}^2$

素因数の和:660

約数の個数: 24

約数和(自身を含む): 50806728

約数和(自身を除く): 22066874

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 317, 634, 3487, 4121, 6974, 8242, 45331, 90662, 100489, 200978, 1105379, 1306357, 2210758, 2612714, 14369927, 28739854]

約数ペア:

[(1, 28739854), (2, 14369927), (11, 2612714), (13, 2210758), (22, 1306357), (26, 1105379), (143, 200978), (286, 100489), (317, 90662), (634, 45331), (3487, 8242), (4121, 6974)]