207815217

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{24469}}^1$

素因数の和:24640

約数の個数: 16

約数和(自身を含む): 293640000

約数和(自身を除く): 85824783

約数列:

[1, 3, 19, 57, 149, 447, 2831, 8493, 24469, 73407, 464911, 1394733, 3645881, 10937643, 69271739, 207815217]

約数ペア:

[(1, 207815217), (3, 69271739), (19, 10937643), (57, 3645881), (149, 1394733), (447, 464911), (2831, 73407), (8493, 24469)]