28066665

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{170101}}^1$

素因数の和:170120

約数の個数: 16

約数和(自身を含む): 48989376

約数和(自身を除く): 20922711

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 170101, 510303, 850505, 1871111, 2551515, 5613333, 9355555, 28066665]

約数ペア:

[(1, 28066665), (3, 9355555), (5, 5613333), (11, 2551515), (15, 1871111), (33, 850505), (55, 510303), (165, 170101)]