8780421

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1511}}^1$

素因数の和:1676

約数の個数: 16

約数和(自身を含む): 12700800

約数和(自身を除く): 3920379

約数列:

[1, 3, 13, 39, 149, 447, 1511, 1937, 4533, 5811, 19643, 58929, 225139, 675417, 2926807, 8780421]

約数ペア:

[(1, 8780421), (3, 2926807), (13, 675417), (39, 225139), (149, 58929), (447, 19643), (1511, 5811), (1937, 4533)]