12200427

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:451

約数の個数: 24

約数和(自身を含む): 18222048

約数和(自身を除く): 6021621

約数列:

[1, 3, 9, 61, 71, 183, 213, 313, 549, 639, 939, 2817, 4331, 12993, 19093, 22223, 38979, 57279, 66669, 171837, 200007, 1355603, 4066809, 12200427]

約数ペア:

[(1, 12200427), (3, 4066809), (9, 1355603), (61, 200007), (71, 171837), (183, 66669), (213, 57279), (313, 38979), (549, 22223), (639, 19093), (939, 12993), (2817, 4331)]