6978415

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:219

約数の個数: 32

約数和(自身を含む): 9720000

約数和(自身を除く): 2741585

約数列:

[1, 5, 17, 19, 29, 85, 95, 145, 149, 323, 493, 551, 745, 1615, 2465, 2533, 2755, 2831, 4321, 9367, 12665, 14155, 21605, 46835, 48127, 73457, 82099, 240635, 367285, 410495, 1395683, 6978415]

約数ペア:

[(1, 6978415), (5, 1395683), (17, 410495), (19, 367285), (29, 240635), (85, 82099), (95, 73457), (145, 48127), (149, 46835), (323, 21605), (493, 14155), (551, 12665), (745, 9367), (1615, 4321), (2465, 2831), (2533, 2755)]