171791997

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{10463}}^1$

素因数の和:10900

約数の個数: 16

約数和(自身を含む): 247285248

約数和(自身を除く): 75493251

約数列:

[1, 3, 13, 39, 421, 1263, 5473, 10463, 16419, 31389, 136019, 408057, 4404923, 13214769, 57263999, 171791997]

約数ペア:

[(1, 171791997), (3, 57263999), (13, 13214769), (39, 4404923), (421, 408057), (1263, 136019), (5473, 31389), (10463, 16419)]