397958397

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{108821}}^1$

素因数の和:108900

約数の個数: 16

約数和(自身を含む): 564133248

約数和(自身を除く): 166174851

約数列:

[1, 3, 23, 53, 69, 159, 1219, 3657, 108821, 326463, 2502883, 5767513, 7508649, 17302539, 132652799, 397958397]

約数ペア:

[(1, 397958397), (3, 132652799), (23, 17302539), (53, 7508649), (69, 5767513), (159, 2502883), (1219, 326463), (3657, 108821)]