199142788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{53939}}^1$

素因数の和:54027

約数の個数: 24

約数和(自身を含む): 380600640

約数和(自身を除く): 181457852

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 53939, 107878, 215756, 701207, 1402414, 2804828, 3829669, 7659338, 15318676, 49785697, 99571394, 199142788]

約数ペア:

[(1, 199142788), (2, 99571394), (4, 49785697), (13, 15318676), (26, 7659338), (52, 3829669), (71, 2804828), (142, 1402414), (284, 701207), (923, 215756), (1846, 107878), (3692, 53939)]