39542013

素因数分解:

$3^4\times 7^1\times {\mathrm{69739}}^1$

素因数の和:69758

約数の個数: 20

約数和(自身を含む): 67508320

約数和(自身を除く): 27966307

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 69739, 209217, 488173, 627651, 1464519, 1882953, 4393557, 5648859, 13180671, 39542013]

約数ペア:

[(1, 39542013), (3, 13180671), (7, 5648859), (9, 4393557), (21, 1882953), (27, 1464519), (63, 627651), (81, 488173), (189, 209217), (567, 69739)]