81901596

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{2221}}^1$

素因数の和:2674

約数の個数: 48

約数和(自身を含む): 219000320

約数和(自身を除く): 137098724

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 439, 878, 1317, 1756, 2221, 2634, 3073, 4442, 5268, 6146, 6663, 8884, 9219, 12292, 13326, 15547, 18438, 26652, 31094, 36876, 46641, 62188, 93282, 186564, 975019, 1950038, 2925057, 3900076, 5850114, 6825133, 11700228, 13650266, 20475399, 27300532, 40950798, 81901596]

約数ペア:

[(1, 81901596), (2, 40950798), (3, 27300532), (4, 20475399), (6, 13650266), (7, 11700228), (12, 6825133), (14, 5850114), (21, 3900076), (28, 2925057), (42, 1950038), (84, 975019), (439, 186564), (878, 93282), (1317, 62188), (1756, 46641), (2221, 36876), (2634, 31094), (3073, 26652), (4442, 18438), (5268, 15547), (6146, 13326), (6663, 12292), (8884, 9219)]