40867659

素因数分解:

$3^4\times 7^1\times {\mathrm{72077}}^1$

素因数の和:72096

約数の個数: 20

約数和(自身を含む): 69771504

約数和(自身を除く): 28903845

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 72077, 216231, 504539, 648693, 1513617, 1946079, 4540851, 5838237, 13622553, 40867659]

約数ペア:

[(1, 40867659), (3, 13622553), (7, 5838237), (9, 4540851), (21, 1946079), (27, 1513617), (63, 648693), (81, 504539), (189, 216231), (567, 72077)]