28688055

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173867}}^1$

素因数の和:173886

約数の個数: 16

約数和(自身を含む): 50073984

約数和(自身を除く): 21385929

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 173867, 521601, 869335, 1912537, 2608005, 5737611, 9562685, 28688055]

約数ペア:

[(1, 28688055), (3, 9562685), (5, 5737611), (11, 2608005), (15, 1912537), (33, 869335), (55, 521601), (165, 173867)]