209945085

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{7433}}^1$

素因数の和:7717

約数の個数: 32

約数和(自身を含む): 385378560

約数和(自身を除く): 175433475

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 269, 807, 1345, 1883, 4035, 5649, 7433, 9415, 22299, 28245, 37165, 52031, 111495, 156093, 260155, 780465, 1999477, 5998431, 9997385, 13996339, 29992155, 41989017, 69981695, 209945085]

約数ペア:

[(1, 209945085), (3, 69981695), (5, 41989017), (7, 29992155), (15, 13996339), (21, 9997385), (35, 5998431), (105, 1999477), (269, 780465), (807, 260155), (1345, 156093), (1883, 111495), (4035, 52031), (5649, 37165), (7433, 28245), (9415, 22299)]