1285284906

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{139}}^1\times {\mathrm{1423}}^1$

素因数の和:1608

約数の個数: 72

約数和(自身を含む): 2962290240

約数和(自身を除く): 1677005334

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 139, 171, 278, 342, 361, 417, 722, 834, 1083, 1251, 1423, 2166, 2502, 2641, 2846, 3249, 4269, 5282, 6498, 7923, 8538, 12807, 15846, 23769, 25614, 27037, 47538, 50179, 54074, 81111, 100358, 150537, 162222, 197797, 243333, 301074, 395594, 451611, 486666, 513703, 593391, 903222, 1027406, 1186782, 1541109, 1780173, 3082218, 3560346, 3758143, 4623327, 7516286, 9246654, 11274429, 22548858, 33823287, 67646574, 71404717, 142809434, 214214151, 428428302, 642642453, 1285284906]

約数ペア:

[(1, 1285284906), (2, 642642453), (3, 428428302), (6, 214214151), (9, 142809434), (18, 71404717), (19, 67646574), (38, 33823287), (57, 22548858), (114, 11274429), (139, 9246654), (171, 7516286), (278, 4623327), (342, 3758143), (361, 3560346), (417, 3082218), (722, 1780173), (834, 1541109), (1083, 1186782), (1251, 1027406), (1423, 903222), (2166, 593391), (2502, 513703), (2641, 486666), (2846, 451611), (3249, 395594), (4269, 301074), (5282, 243333), (6498, 197797), (7923, 162222), (8538, 150537), (12807, 100358), (15846, 81111), (23769, 54074), (25614, 50179), (27037, 47538)]