22781486

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:177

約数の個数: 64

約数和(自身を含む): 44706816

約数和(自身を除く): 21925330

約数列:

[1, 2, 7, 13, 14, 26, 41, 43, 71, 82, 86, 91, 142, 182, 287, 301, 497, 533, 559, 574, 602, 923, 994, 1066, 1118, 1763, 1846, 2911, 3053, 3526, 3731, 3913, 5822, 6106, 6461, 7462, 7826, 12341, 12922, 20377, 21371, 22919, 24682, 37843, 39689, 40754, 42742, 45838, 75686, 79378, 125173, 160433, 250346, 264901, 277823, 320866, 529802, 555646, 876211, 1627249, 1752422, 3254498, 11390743, 22781486]

約数ペア:

[(1, 22781486), (2, 11390743), (7, 3254498), (13, 1752422), (14, 1627249), (26, 876211), (41, 555646), (43, 529802), (71, 320866), (82, 277823), (86, 264901), (91, 250346), (142, 160433), (182, 125173), (287, 79378), (301, 75686), (497, 45838), (533, 42742), (559, 40754), (574, 39689), (602, 37843), (923, 24682), (994, 22919), (1066, 21371), (1118, 20377), (1763, 12922), (1846, 12341), (2911, 7826), (3053, 7462), (3526, 6461), (3731, 6106), (3913, 5822)]