171640791

素因数分解:

$3^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{10601}}^1$

素因数の和:10871

約数の個数: 24

約数和(自身を含む): 284472864

約数和(自身を除く): 112832073

約数列:

[1, 3, 7, 9, 21, 63, 257, 771, 1799, 2313, 5397, 10601, 16191, 31803, 74207, 95409, 222621, 667863, 2724457, 8173371, 19071199, 24520113, 57213597, 171640791]

約数ペア:

[(1, 171640791), (3, 57213597), (7, 24520113), (9, 19071199), (21, 8173371), (63, 2724457), (257, 667863), (771, 222621), (1799, 95409), (2313, 74207), (5397, 31803), (10601, 16191)]