1266498

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{991}}^1$

素因数の和:1070

約数の個数: 24

約数和(自身を含む): 2785536

約数和(自身を除く): 1519038

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 991, 1278, 1982, 2973, 5946, 8919, 17838, 70361, 140722, 211083, 422166, 633249, 1266498]

約数ペア:

[(1, 1266498), (2, 633249), (3, 422166), (6, 211083), (9, 140722), (18, 70361), (71, 17838), (142, 8919), (213, 5946), (426, 2973), (639, 1982), (991, 1278)]