66511522

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:188

約数の個数: 72

約数和(自身を含む): 130999680

約数和(自身を除く): 64488158

約数列:

[1, 2, 7, 11, 14, 22, 49, 71, 77, 79, 98, 121, 142, 154, 158, 242, 497, 539, 553, 781, 847, 869, 994, 1078, 1106, 1562, 1694, 1738, 3479, 3871, 5467, 5609, 5929, 6083, 6958, 7742, 8591, 9559, 10934, 11218, 11858, 12166, 17182, 19118, 38269, 39263, 42581, 60137, 61699, 66913, 76538, 78526, 85162, 120274, 123398, 133826, 274841, 420959, 431893, 468391, 549682, 678689, 841918, 863786, 936782, 1357378, 3023251, 4750823, 6046502, 9501646, 33255761, 66511522]

約数ペア:

[(1, 66511522), (2, 33255761), (7, 9501646), (11, 6046502), (14, 4750823), (22, 3023251), (49, 1357378), (71, 936782), (77, 863786), (79, 841918), (98, 678689), (121, 549682), (142, 468391), (154, 431893), (158, 420959), (242, 274841), (497, 133826), (539, 123398), (553, 120274), (781, 85162), (847, 78526), (869, 76538), (994, 66913), (1078, 61699), (1106, 60137), (1562, 42581), (1694, 39263), (1738, 38269), (3479, 19118), (3871, 17182), (5467, 12166), (5609, 11858), (5929, 11218), (6083, 10934), (6958, 9559), (7742, 8591)]