398975109

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1621}}^1\times {\mathrm{6311}}^1$

素因数の和:7948

約数の個数: 16

約数和(自身を含む): 573331584

約数和(自身を除く): 174356475

約数列:

[1, 3, 13, 39, 1621, 4863, 6311, 18933, 21073, 63219, 82043, 246129, 10230131, 30690393, 132991703, 398975109]

約数ペア:

[(1, 398975109), (3, 132991703), (13, 30690393), (39, 10230131), (1621, 246129), (4863, 82043), (6311, 63219), (18933, 21073)]