253731244

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{256813}}^1$

素因数の和:256849

約数の個数: 24

約数和(自身を含む): 503355440

約数和(自身を除く): 249624196

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 256813, 513626, 1027252, 3338569, 4879447, 6677138, 9758894, 13354276, 19517788, 63432811, 126865622, 253731244]

約数ペア:

[(1, 253731244), (2, 126865622), (4, 63432811), (13, 19517788), (19, 13354276), (26, 9758894), (38, 6677138), (52, 4879447), (76, 3338569), (247, 1027252), (494, 513626), (988, 256813)]