217439157

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{727}}^1\times {\mathrm{7669}}^1$

素因数の和:8412

約数の個数: 16

約数和(自身を含む): 312690560

約数和(自身を除く): 95251403

約数列:

[1, 3, 13, 39, 727, 2181, 7669, 9451, 23007, 28353, 99697, 299091, 5575363, 16726089, 72479719, 217439157]

約数ペア:

[(1, 217439157), (3, 72479719), (13, 16726089), (39, 5575363), (727, 299091), (2181, 99697), (7669, 28353), (9451, 23007)]