66688812

素因数分解:

$2^2\times 3^3\times {\mathrm{31}}^1\times {\mathrm{19919}}^1$

素因数の和:19963

約数の個数: 48

約数和(自身を含む): 178483200

約数和(自身を除く): 111794388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 93, 108, 124, 186, 279, 372, 558, 837, 1116, 1674, 3348, 19919, 39838, 59757, 79676, 119514, 179271, 239028, 358542, 537813, 617489, 717084, 1075626, 1234978, 1852467, 2151252, 2469956, 3704934, 5557401, 7409868, 11114802, 16672203, 22229604, 33344406, 66688812]

約数ペア:

[(1, 66688812), (2, 33344406), (3, 22229604), (4, 16672203), (6, 11114802), (9, 7409868), (12, 5557401), (18, 3704934), (27, 2469956), (31, 2151252), (36, 1852467), (54, 1234978), (62, 1075626), (93, 717084), (108, 617489), (124, 537813), (186, 358542), (279, 239028), (372, 179271), (558, 119514), (837, 79676), (1116, 59757), (1674, 39838), (3348, 19919)]