980902

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1217}}^1$

素因数の和:1263

約数の個数: 16

約数和(自身を含む): 1636992

約数和(自身を除く): 656090

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 1217, 2434, 15821, 31642, 37727, 75454, 490451, 980902]

約数ペア:

[(1, 980902), (2, 490451), (13, 75454), (26, 37727), (31, 31642), (62, 15821), (403, 2434), (806, 1217)]