398255280309

素因数分解:

$3^3\times {\mathrm{97241}}^1\times {\mathrm{151687}}^1$

素因数の和:248937

約数の個数: 16

約数和(自身を含む): 590017779840

約数和(自身を除く): 191762499531

約数列:

[1, 3, 9, 27, 97241, 151687, 291723, 455061, 875169, 1365183, 2625507, 4095549, 14750195567, 44250586701, 132751760103, 398255280309]

約数ペア:

[(1, 398255280309), (3, 132751760103), (9, 44250586701), (27, 14750195567), (97241, 4095549), (151687, 2625507), (291723, 1365183), (455061, 875169)]