31154397

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{67}}^1\times {\mathrm{293}}^1$

素因数の和:409

約数の個数: 24

約数和(自身を含む): 44222304

約数和(自身を除く): 13067907

約数列:

[1, 3, 23, 67, 69, 201, 293, 529, 879, 1541, 1587, 4623, 6739, 19631, 20217, 35443, 58893, 106329, 154997, 451513, 464991, 1354539, 10384799, 31154397]

約数ペア:

[(1, 31154397), (3, 10384799), (23, 1354539), (67, 464991), (69, 451513), (201, 154997), (293, 106329), (529, 58893), (879, 35443), (1541, 20217), (1587, 19631), (4623, 6739)]