51222666

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{643}}^1$

素因数の和:747

約数の個数: 64

約数和(自身を含む): 120185856

約数和(自身を除く): 68963190

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 51, 66, 71, 102, 142, 187, 213, 374, 426, 561, 643, 781, 1122, 1207, 1286, 1562, 1929, 2343, 2414, 3621, 3858, 4686, 7073, 7242, 10931, 13277, 14146, 21219, 21862, 26554, 32793, 39831, 42438, 45653, 65586, 79662, 91306, 120241, 136959, 240482, 273918, 360723, 502183, 721446, 776101, 1004366, 1506549, 1552202, 2328303, 3013098, 4656606, 8537111, 17074222, 25611333, 51222666]

約数ペア:

[(1, 51222666), (2, 25611333), (3, 17074222), (6, 8537111), (11, 4656606), (17, 3013098), (22, 2328303), (33, 1552202), (34, 1506549), (51, 1004366), (66, 776101), (71, 721446), (102, 502183), (142, 360723), (187, 273918), (213, 240482), (374, 136959), (426, 120241), (561, 91306), (643, 79662), (781, 65586), (1122, 45653), (1207, 42438), (1286, 39831), (1562, 32793), (1929, 26554), (2343, 21862), (2414, 21219), (3621, 14146), (3858, 13277), (4686, 10931), (7073, 7242)]