1688664

素因数分解:

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

素因数の和:1071

約数の個数: 32

約数和(自身を含む): 4285440

約数和(自身を除く): 2596776

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 142, 213, 284, 426, 568, 852, 991, 1704, 1982, 2973, 3964, 5946, 7928, 11892, 23784, 70361, 140722, 211083, 281444, 422166, 562888, 844332, 1688664]

約数ペア:

[(1, 1688664), (2, 844332), (3, 562888), (4, 422166), (6, 281444), (8, 211083), (12, 140722), (24, 70361), (71, 23784), (142, 11892), (213, 7928), (284, 5946), (426, 3964), (568, 2973), (852, 1982), (991, 1704)]