1256552766

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{137}}^1\times {\mathrm{10399}}^1$

素因数の和:10558

約数の個数: 72

約数和(自身を含む): 3190449600

約数和(自身を除く): 1933896834

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 137, 147, 274, 294, 411, 441, 822, 882, 959, 1233, 1918, 2466, 2877, 5754, 6713, 8631, 10399, 13426, 17262, 20139, 20798, 31197, 40278, 60417, 62394, 72793, 93591, 120834, 145586, 187182, 218379, 436758, 509551, 655137, 1019102, 1310274, 1424663, 1528653, 2849326, 3057306, 4273989, 4585959, 8547978, 9171918, 9972641, 12821967, 19945282, 25643934, 29917923, 59835846, 69808487, 89753769, 139616974, 179507538, 209425461, 418850922, 628276383, 1256552766]

約数ペア:

[(1, 1256552766), (2, 628276383), (3, 418850922), (6, 209425461), (7, 179507538), (9, 139616974), (14, 89753769), (18, 69808487), (21, 59835846), (42, 29917923), (49, 25643934), (63, 19945282), (98, 12821967), (126, 9972641), (137, 9171918), (147, 8547978), (274, 4585959), (294, 4273989), (411, 3057306), (441, 2849326), (822, 1528653), (882, 1424663), (959, 1310274), (1233, 1019102), (1918, 655137), (2466, 509551), (2877, 436758), (5754, 218379), (6713, 187182), (8631, 145586), (10399, 120834), (13426, 93591), (17262, 72793), (20139, 62394), (20798, 60417), (31197, 40278)]