1728013707

素因数分解:

$3^2\times 7^1\times {\mathrm{821}}^1\times {\mathrm{33409}}^1$

素因数の和:34243

約数の個数: 24

約数和(自身を含む): 2856154080

約数和(自身を除く): 1128140373

約数列:

[1, 3, 7, 9, 21, 63, 821, 2463, 5747, 7389, 17241, 33409, 51723, 100227, 233863, 300681, 701589, 2104767, 27428789, 82286367, 192001523, 246859101, 576004569, 1728013707]

約数ペア:

[(1, 1728013707), (3, 576004569), (7, 246859101), (9, 192001523), (21, 82286367), (63, 27428789), (821, 2104767), (2463, 701589), (5747, 300681), (7389, 233863), (17241, 100227), (33409, 51723)]