31280493

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{109}}^1\times {\mathrm{331}}^1$

素因数の和:477

約数の個数: 24

約数和(自身を含む): 44846560

約数和(自身を除く): 13566067

約数列:

[1, 3, 17, 51, 109, 289, 327, 331, 867, 993, 1853, 5559, 5627, 16881, 31501, 36079, 94503, 95659, 108237, 286977, 613343, 1840029, 10426831, 31280493]

約数ペア:

[(1, 31280493), (3, 10426831), (17, 1840029), (51, 613343), (109, 286977), (289, 108237), (327, 95659), (331, 94503), (867, 36079), (993, 31501), (1853, 16881), (5559, 5627)]