16200919

素因数分解:

$7^3\times {\mathrm{149}}^1\times {\mathrm{317}}^1$

素因数の和:487

約数の個数: 16

約数和(自身を含む): 19080000

約数和(自身を除く): 2879081

約数列:

[1, 7, 49, 149, 317, 343, 1043, 2219, 7301, 15533, 47233, 51107, 108731, 330631, 2314417, 16200919]

約数ペア:

[(1, 16200919), (7, 2314417), (49, 330631), (149, 108731), (317, 51107), (343, 47233), (1043, 15533), (2219, 7301)]