12720084

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1217}}^1$

素因数の和:1304

約数の個数: 48

約数和(自身を含む): 32467008

約数和(自身を除く): 19746924

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 67, 78, 134, 156, 201, 268, 402, 804, 871, 1217, 1742, 2434, 2613, 3484, 3651, 4868, 5226, 7302, 10452, 14604, 15821, 31642, 47463, 63284, 81539, 94926, 163078, 189852, 244617, 326156, 489234, 978468, 1060007, 2120014, 3180021, 4240028, 6360042, 12720084]

約数ペア:

[(1, 12720084), (2, 6360042), (3, 4240028), (4, 3180021), (6, 2120014), (12, 1060007), (13, 978468), (26, 489234), (39, 326156), (52, 244617), (67, 189852), (78, 163078), (134, 94926), (156, 81539), (201, 63284), (268, 47463), (402, 31642), (804, 15821), (871, 14604), (1217, 10452), (1742, 7302), (2434, 5226), (2613, 4868), (3484, 3651)]