139384945

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{173149}}^1$

素因数の和:173184

約数の個数: 16

約数和(自身を含む): 199468800

約数和(自身を除く): 60083855

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 173149, 865745, 1212043, 3982427, 6060215, 19912135, 27876989, 139384945]

約数ペア:

[(1, 139384945), (5, 27876989), (7, 19912135), (23, 6060215), (35, 3982427), (115, 1212043), (161, 865745), (805, 173149)]