4989266

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:409

約数の個数: 16

約数和(自身を含む): 7650720

約数和(自身を除く): 2661454

約数列:

[1, 2, 131, 137, 139, 262, 274, 278, 17947, 18209, 19043, 35894, 36418, 38086, 2494633, 4989266]

約数ペア:

[(1, 4989266), (2, 2494633), (131, 38086), (137, 36418), (139, 35894), (262, 19043), (274, 18209), (278, 17947)]