16997045

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 23224320

約数和(自身を除く): 6227275

約数列:

[1, 5, 13, 29, 65, 71, 127, 145, 355, 377, 635, 923, 1651, 1885, 2059, 3683, 4615, 8255, 9017, 10295, 18415, 26767, 45085, 47879, 117221, 133835, 239395, 261493, 586105, 1307465, 3399409, 16997045]

約数ペア:

[(1, 16997045), (5, 3399409), (13, 1307465), (29, 586105), (65, 261493), (71, 239395), (127, 133835), (145, 117221), (355, 47879), (377, 45085), (635, 26767), (923, 18415), (1651, 10295), (1885, 9017), (2059, 8255), (3683, 4615)]