2109763017

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{165901}}^1$

素因数の和:166070

約数の個数: 20

約数和(自身を含む): 3171714436

約数和(自身を除く): 1061951419

約数列:

[1, 3, 9, 27, 81, 157, 471, 1413, 4239, 12717, 165901, 497703, 1493109, 4479327, 13437981, 26046457, 78139371, 234418113, 703254339, 2109763017]

約数ペア:

[(1, 2109763017), (3, 703254339), (9, 234418113), (27, 78139371), (81, 26046457), (157, 13437981), (471, 4479327), (1413, 1493109), (4239, 497703), (12717, 165901)]