31955553

素因数分解:

$3^4\times 7^1\times {\mathrm{56359}}^1$

素因数の和:56378

約数の個数: 20

約数和(自身を含む): 54556480

約数和(自身を除く): 22600927

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 56359, 169077, 394513, 507231, 1183539, 1521693, 3550617, 4565079, 10651851, 31955553]

約数ペア:

[(1, 31955553), (3, 10651851), (7, 4565079), (9, 3550617), (21, 1521693), (27, 1183539), (63, 507231), (81, 394513), (189, 169077), (567, 56359)]