289331379

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{509}}^1\times {\mathrm{569}}^1$

素因数の和:1124

約数の個数: 32

約数和(自身を含む): 441864000

約数和(自身を除く): 152532621

約数列:

[1, 3, 9, 27, 37, 111, 333, 509, 569, 999, 1527, 1707, 4581, 5121, 13743, 15363, 18833, 21053, 56499, 63159, 169497, 189477, 289621, 508491, 568431, 868863, 2606589, 7819767, 10715977, 32147931, 96443793, 289331379]

約数ペア:

[(1, 289331379), (3, 96443793), (9, 32147931), (27, 10715977), (37, 7819767), (111, 2606589), (333, 868863), (509, 568431), (569, 508491), (999, 289621), (1527, 189477), (1707, 169497), (4581, 63159), (5121, 56499), (13743, 21053), (15363, 18833)]