205268526

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1447}}^1$

素因数の和:1566

約数の個数: 64

約数和(自身を含む): 475407360

約数和(自身を除く): 270138834

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 71, 74, 111, 142, 213, 222, 333, 426, 639, 666, 999, 1278, 1447, 1917, 1998, 2627, 2894, 3834, 4341, 5254, 7881, 8682, 13023, 15762, 23643, 26046, 39069, 47286, 53539, 70929, 78138, 102737, 107078, 141858, 160617, 205474, 308211, 321234, 481851, 616422, 924633, 963702, 1445553, 1849266, 2773899, 2891106, 3801269, 5547798, 7602538, 11403807, 22807614, 34211421, 68422842, 102634263, 205268526]

約数ペア:

[(1, 205268526), (2, 102634263), (3, 68422842), (6, 34211421), (9, 22807614), (18, 11403807), (27, 7602538), (37, 5547798), (54, 3801269), (71, 2891106), (74, 2773899), (111, 1849266), (142, 1445553), (213, 963702), (222, 924633), (333, 616422), (426, 481851), (639, 321234), (666, 308211), (999, 205474), (1278, 160617), (1447, 141858), (1917, 107078), (1998, 102737), (2627, 78138), (2894, 70929), (3834, 53539), (4341, 47286), (5254, 39069), (7881, 26046), (8682, 23643), (13023, 15762)]