199392371

素因数分解:

${\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1$

素因数の和:743

約数の個数: 24

約数和(自身を含む): 225387120

約数和(自身を除く): 25994749

約数列:

[1, 17, 29, 37, 289, 493, 629, 643, 1073, 8381, 10693, 10931, 18241, 18647, 23791, 185827, 310097, 316999, 404447, 689939, 5388983, 6875599, 11728963, 199392371]

約数ペア:

[(1, 199392371), (17, 11728963), (29, 6875599), (37, 5388983), (289, 689939), (493, 404447), (629, 316999), (643, 310097), (1073, 185827), (8381, 23791), (10693, 18647), (10931, 18241)]