489490827

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1\times {\mathrm{1409}}^1$

素因数の和:1723

約数の個数: 32

約数和(自身を含む): 760181760

約数和(自身を除く): 270690933

約数列:

[1, 3, 7, 21, 71, 213, 233, 497, 699, 1409, 1491, 1631, 4227, 4893, 9863, 16543, 29589, 49629, 100039, 115801, 300117, 328297, 347403, 700273, 984891, 2100819, 2298079, 6894237, 23309087, 69927261, 163163609, 489490827]

約数ペア:

[(1, 489490827), (3, 163163609), (7, 69927261), (21, 23309087), (71, 6894237), (213, 2298079), (233, 2100819), (497, 984891), (699, 700273), (1409, 347403), (1491, 328297), (1631, 300117), (4227, 115801), (4893, 100039), (9863, 49629), (16543, 29589)]