56456218

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:367

約数の個数: 64

約数和(自身を含む): 112347648

約数和(自身を除く): 55891430

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 71, 91, 119, 142, 182, 221, 238, 257, 442, 497, 514, 923, 994, 1207, 1547, 1799, 1846, 2414, 3094, 3341, 3598, 4369, 6461, 6682, 8449, 8738, 12922, 15691, 16898, 18247, 23387, 30583, 31382, 36494, 46774, 56797, 61166, 109837, 113594, 127729, 219674, 237211, 255458, 310199, 397579, 474422, 620398, 795158, 1660477, 2171393, 3320954, 4032587, 4342786, 8065174, 28228109, 56456218]

約数ペア:

[(1, 56456218), (2, 28228109), (7, 8065174), (13, 4342786), (14, 4032587), (17, 3320954), (26, 2171393), (34, 1660477), (71, 795158), (91, 620398), (119, 474422), (142, 397579), (182, 310199), (221, 255458), (238, 237211), (257, 219674), (442, 127729), (497, 113594), (514, 109837), (923, 61166), (994, 56797), (1207, 46774), (1547, 36494), (1799, 31382), (1846, 30583), (2414, 23387), (3094, 18247), (3341, 16898), (3598, 15691), (4369, 12922), (6461, 8738), (6682, 8449)]