28764411

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{17989}}^1$

素因数の和:18046

約数の個数: 16

約数和(自身を含む): 42312480

約数和(自身を除く): 13548069

約数列:

[1, 3, 13, 39, 41, 123, 533, 1599, 17989, 53967, 233857, 701571, 737549, 2212647, 9588137, 28764411]

約数ペア:

[(1, 28764411), (3, 9588137), (13, 2212647), (39, 737549), (41, 701571), (123, 233857), (533, 53967), (1599, 17989)]