209580586

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{521}}^1\times {\mathrm{1447}}^1$

素因数の和:2109

約数の個数: 16

約数和(自身を含む): 317459520

約数和(自身を除く): 107878934

約数列:

[1, 2, 139, 278, 521, 1042, 1447, 2894, 72419, 144838, 201133, 402266, 753887, 1507774, 104790293, 209580586]

約数ペア:

[(1, 209580586), (2, 104790293), (139, 1507774), (278, 753887), (521, 402266), (1042, 201133), (1447, 144838), (2894, 72419)]