90805149

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{857}}^1$

素因数の和:1117

約数の個数: 24

約数和(自身を含む): 134160312

約数和(自身を除く): 43355163

約数列:

[1, 3, 9, 61, 183, 193, 549, 579, 857, 1737, 2571, 7713, 11773, 35319, 52277, 105957, 156831, 165401, 470493, 496203, 1488609, 10089461, 30268383, 90805149]

約数ペア:

[(1, 90805149), (3, 30268383), (9, 10089461), (61, 1488609), (183, 496203), (193, 470493), (549, 165401), (579, 156831), (857, 105957), (1737, 52277), (2571, 35319), (7713, 11773)]