642971352

素因数分解:

$2^3\times 3^1\times {\mathrm{311}}^1\times {\mathrm{86143}}^1$

素因数の和:86463

約数の個数: 32

約数和(自身を含む): 1612615680

約数和(自身を除く): 969644328

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 311, 622, 933, 1244, 1866, 2488, 3732, 7464, 86143, 172286, 258429, 344572, 516858, 689144, 1033716, 2067432, 26790473, 53580946, 80371419, 107161892, 160742838, 214323784, 321485676, 642971352]

約数ペア:

[(1, 642971352), (2, 321485676), (3, 214323784), (4, 160742838), (6, 107161892), (8, 80371419), (12, 53580946), (24, 26790473), (311, 2067432), (622, 1033716), (933, 689144), (1244, 516858), (1866, 344572), (2488, 258429), (3732, 172286), (7464, 86143)]