890756307

素因数分解:

$3^2\times 7^1\times {\mathrm{2971}}^1\times {\mathrm{4759}}^1$

素因数の和:7743

約数の個数: 24

約数和(自身を含む): 1471258880

約数和(自身を除く): 580502573

約数列:

[1, 3, 7, 9, 21, 63, 2971, 4759, 8913, 14277, 20797, 26739, 33313, 42831, 62391, 99939, 187173, 299817, 14138989, 42416967, 98972923, 127250901, 296918769, 890756307]

約数ペア:

[(1, 890756307), (3, 296918769), (7, 127250901), (9, 98972923), (21, 42416967), (63, 14138989), (2971, 299817), (4759, 187173), (8913, 99939), (14277, 62391), (20797, 42831), (26739, 33313)]