1255999311

素因数分解:

$3^3\times 7^2\times {\mathrm{131}}^1\times {\mathrm{7247}}^1$

素因数の和:7401

約数の個数: 48

約数和(自身を含む): 2181358080

約数和(自身を除く): 925358769

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 131, 147, 189, 393, 441, 917, 1179, 1323, 2751, 3537, 6419, 7247, 8253, 19257, 21741, 24759, 50729, 57771, 65223, 152187, 173313, 195669, 355103, 456561, 949357, 1065309, 1369683, 2848071, 3195927, 6645499, 8544213, 9587781, 19936497, 25632639, 46518493, 59809491, 139555479, 179428473, 418666437, 1255999311]

約数ペア:

[(1, 1255999311), (3, 418666437), (7, 179428473), (9, 139555479), (21, 59809491), (27, 46518493), (49, 25632639), (63, 19936497), (131, 9587781), (147, 8544213), (189, 6645499), (393, 3195927), (441, 2848071), (917, 1369683), (1179, 1065309), (1323, 949357), (2751, 456561), (3537, 355103), (6419, 195669), (7247, 173313), (8253, 152187), (19257, 65223), (21741, 57771), (24759, 50729)]