217708506

素因数分解:

$2^1\times 3^3\times {\mathrm{4031639}}^1$

素因数の和:4031650

約数の個数: 16

約数和(自身を含む): 483796800

約数和(自身を除く): 266088294

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 4031639, 8063278, 12094917, 24189834, 36284751, 72569502, 108854253, 217708506]

約数ペア:

[(1, 217708506), (2, 108854253), (3, 72569502), (6, 36284751), (9, 24189834), (18, 12094917), (27, 8063278), (54, 4031639)]