397494687741

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{215507}}^1\times {\mathrm{32359}}^1$

素因数の和:247888

約数の個数: 16

約数和(自身を含む): 557907110400

約数和(自身を除く): 160412422659

約数列:

[1, 3, 19, 57, 32359, 97077, 215507, 614821, 646521, 1844463, 4094633, 12283899, 6973591013, 20920773039, 132498229247, 397494687741]

約数ペア:

[(1, 397494687741), (3, 132498229247), (19, 20920773039), (57, 6973591013), (32359, 12283899), (97077, 4094633), (215507, 1844463), (614821, 646521)]