138444215

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{5741}}^1$

素因数の和:5819

約数の個数: 32

約数和(自身を含む): 208365696

約数和(自身を除く): 69921481

約数列:

[1, 5, 7, 13, 35, 53, 65, 91, 265, 371, 455, 689, 1855, 3445, 4823, 5741, 24115, 28705, 40187, 74633, 200935, 304273, 373165, 522431, 1521365, 2129911, 2612155, 3955549, 10649555, 19777745, 27688843, 138444215]

約数ペア:

[(1, 138444215), (5, 27688843), (7, 19777745), (13, 10649555), (35, 3955549), (53, 2612155), (65, 2129911), (91, 1521365), (265, 522431), (371, 373165), (455, 304273), (689, 200935), (1855, 74633), (3445, 40187), (4823, 28705), (5741, 24115)]