223847247

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{4091}}^1$

素因数の和:4191

約数の個数: 32

約数和(自身を含む): 340978176

約数和(自身を除く): 117130929

約数列:

[1, 3, 13, 23, 39, 61, 69, 183, 299, 793, 897, 1403, 2379, 4091, 4209, 12273, 18239, 53183, 54717, 94093, 159549, 249551, 282279, 748653, 1223209, 3244163, 3669627, 5739673, 9732489, 17219019, 74615749, 223847247]

約数ペア:

[(1, 223847247), (3, 74615749), (13, 17219019), (23, 9732489), (39, 5739673), (61, 3669627), (69, 3244163), (183, 1223209), (299, 748653), (793, 282279), (897, 249551), (1403, 159549), (2379, 94093), (4091, 54717), (4209, 53183), (12273, 18239)]