990902

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{617}}^1$

素因数の和:703

約数の個数: 16

約数和(自身を含む): 1646352

約数和(自身を除く): 655450

約数列:

[1, 2, 11, 22, 73, 146, 617, 803, 1234, 1606, 6787, 13574, 45041, 90082, 495451, 990902]

約数ペア:

[(1, 990902), (2, 495451), (11, 90082), (22, 45041), (73, 13574), (146, 6787), (617, 1606), (803, 1234)]