1311378408

素因数分解:

$2^3\times 3^2\times {\mathrm{991}}^1\times {\mathrm{18379}}^1$

素因数の和:19382

約数の個数: 48

約数和(自身を含む): 3555427200

約数和(自身を除く): 2244048792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 991, 1982, 2973, 3964, 5946, 7928, 8919, 11892, 17838, 18379, 23784, 35676, 36758, 55137, 71352, 73516, 110274, 147032, 165411, 220548, 330822, 441096, 661644, 1323288, 18213589, 36427178, 54640767, 72854356, 109281534, 145708712, 163922301, 218563068, 327844602, 437126136, 655689204, 1311378408]

約数ペア:

[(1, 1311378408), (2, 655689204), (3, 437126136), (4, 327844602), (6, 218563068), (8, 163922301), (9, 145708712), (12, 109281534), (18, 72854356), (24, 54640767), (36, 36427178), (72, 18213589), (991, 1323288), (1982, 661644), (2973, 441096), (3964, 330822), (5946, 220548), (7928, 165411), (8919, 147032), (11892, 110274), (17838, 73516), (18379, 71352), (23784, 55137), (35676, 36758)]