215046909

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{310313}}^1$

素因数の和:310337

約数の個数: 24

約数和(自身を含む): 387271872

約数和(自身を除く): 172224963

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 310313, 930939, 2172191, 2792817, 3413443, 6516573, 10240329, 19549719, 23894101, 30720987, 71682303, 215046909]

約数ペア:

[(1, 215046909), (3, 71682303), (7, 30720987), (9, 23894101), (11, 19549719), (21, 10240329), (33, 6516573), (63, 3413443), (77, 2792817), (99, 2172191), (231, 930939), (693, 310313)]