668330209

素因数分解:

${\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{3607}}^1$

素因数の和:3820

約数の個数: 16

約数和(自身を含む): 711208960

約数和(自身を除く): 42878751

約数列:

[1, 31, 43, 139, 1333, 3607, 4309, 5977, 111817, 155101, 185287, 501373, 4808131, 15542563, 21559039, 668330209]

約数ペア:

[(1, 668330209), (31, 21559039), (43, 15542563), (139, 4808131), (1333, 501373), (3607, 185287), (4309, 155101), (5977, 111817)]