8120658

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 20321280

約数和(自身を除く): 12200622

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 107, 139, 182, 214, 273, 278, 321, 417, 546, 642, 749, 834, 973, 1391, 1498, 1807, 1946, 2247, 2782, 2919, 3614, 4173, 4494, 5421, 5838, 8346, 9737, 10842, 12649, 14873, 19474, 25298, 29211, 29746, 37947, 44619, 58422, 75894, 89238, 104111, 193349, 208222, 312333, 386698, 580047, 624666, 1160094, 1353443, 2706886, 4060329, 8120658]

約数ペア:

[(1, 8120658), (2, 4060329), (3, 2706886), (6, 1353443), (7, 1160094), (13, 624666), (14, 580047), (21, 386698), (26, 312333), (39, 208222), (42, 193349), (78, 104111), (91, 89238), (107, 75894), (139, 58422), (182, 44619), (214, 37947), (273, 29746), (278, 29211), (321, 25298), (417, 19474), (546, 14873), (642, 12649), (749, 10842), (834, 9737), (973, 8346), (1391, 5838), (1498, 5421), (1807, 4494), (1946, 4173), (2247, 3614), (2782, 2919)]