281447384

素因数分解:

$2^3\times {\mathrm{43}}^2\times {\mathrm{53}}^1\times {\mathrm{359}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 551998800

約数和(自身を除く): 270551416

約数列:

[1, 2, 4, 8, 43, 53, 86, 106, 172, 212, 344, 359, 424, 718, 1436, 1849, 2279, 2872, 3698, 4558, 7396, 9116, 14792, 15437, 18232, 19027, 30874, 38054, 61748, 76108, 97997, 123496, 152216, 195994, 391988, 663791, 783976, 818161, 1327582, 1636322, 2655164, 3272644, 5310328, 6545288, 35180923, 70361846, 140723692, 281447384]

約数ペア:

[(1, 281447384), (2, 140723692), (4, 70361846), (8, 35180923), (43, 6545288), (53, 5310328), (86, 3272644), (106, 2655164), (172, 1636322), (212, 1327582), (344, 818161), (359, 783976), (424, 663791), (718, 391988), (1436, 195994), (1849, 152216), (2279, 123496), (2872, 97997), (3698, 76108), (4558, 61748), (7396, 38054), (9116, 30874), (14792, 19027), (15437, 18232)]