397247981

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{463}}^1\times {\mathrm{2129}}^1$

素因数の和:2636

約数の個数: 16

約数和(自身を含む): 442767360

約数和(自身を除く): 45519379

約数列:

[1, 13, 31, 403, 463, 2129, 6019, 14353, 27677, 65999, 186589, 857987, 985727, 12814451, 30557537, 397247981]

約数ペア:

[(1, 397247981), (13, 30557537), (31, 12814451), (403, 985727), (463, 857987), (2129, 186589), (6019, 65999), (14353, 27677)]