398889429

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1\times {\mathrm{4679}}^1$

素因数の和:5020

約数の個数: 16

約数和(自身を含む): 538312320

約数和(自身を除く): 139422891

約数列:

[1, 3, 157, 181, 471, 543, 4679, 14037, 28417, 85251, 734603, 846899, 2203809, 2540697, 132963143, 398889429]

約数ペア:

[(1, 398889429), (3, 132963143), (157, 2540697), (181, 2203809), (471, 846899), (543, 734603), (4679, 85251), (14037, 28417)]