28733931

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{569}}^1$

素因数の和:787

約数の個数: 24

約数和(自身を含む): 43155840

約数和(自身を除く): 14421909

約数列:

[1, 3, 9, 31, 93, 181, 279, 543, 569, 1629, 1707, 5121, 5611, 16833, 17639, 50499, 52917, 102989, 158751, 308967, 926901, 3192659, 9577977, 28733931]

約数ペア:

[(1, 28733931), (3, 9577977), (9, 3192659), (31, 926901), (93, 308967), (181, 158751), (279, 102989), (543, 52917), (569, 50499), (1629, 17639), (1707, 16833), (5121, 5611)]