17957407

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{389}}^1$

素因数の和:522

約数の個数: 16

約数和(自身を含む): 20049120

約数和(自身を除く): 2091713

約数列:

[1, 13, 53, 67, 389, 689, 871, 3551, 5057, 20617, 26063, 46163, 268021, 338819, 1381339, 17957407]

約数ペア:

[(1, 17957407), (13, 1381339), (53, 338819), (67, 268021), (389, 46163), (689, 26063), (871, 20617), (3551, 5057)]