128548548

素因数分解:

$2^2\times 3^2\times {\mathrm{647}}^1\times {\mathrm{5519}}^1$

素因数の和:6176

約数の個数: 36

約数和(自身を含む): 325503360

約数和(自身を除く): 196954812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 647, 1294, 1941, 2588, 3882, 5519, 5823, 7764, 11038, 11646, 16557, 22076, 23292, 33114, 49671, 66228, 99342, 198684, 3570793, 7141586, 10712379, 14283172, 21424758, 32137137, 42849516, 64274274, 128548548]

約数ペア:

[(1, 128548548), (2, 64274274), (3, 42849516), (4, 32137137), (6, 21424758), (9, 14283172), (12, 10712379), (18, 7141586), (36, 3570793), (647, 198684), (1294, 99342), (1941, 66228), (2588, 49671), (3882, 33114), (5519, 23292), (5823, 22076), (7764, 16557), (11038, 11646)]