28555137

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4001}}^1$

素因数の和:4081

約数の個数: 24

約数和(自身を含む): 45158568

約数和(自身を除く): 16603431

約数列:

[1, 3, 9, 13, 39, 61, 117, 183, 549, 793, 2379, 4001, 7137, 12003, 36009, 52013, 156039, 244061, 468117, 732183, 2196549, 3172793, 9518379, 28555137]

約数ペア:

[(1, 28555137), (3, 9518379), (9, 3172793), (13, 2196549), (39, 732183), (61, 468117), (117, 244061), (183, 156039), (549, 52013), (793, 36009), (2379, 12003), (4001, 7137)]