210830721

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{8821}}^1$

素因数の和:9112

約数の個数: 16

約数和(自身を含む): 291337728

約数和(自身を除く): 80507007

約数列:

[1, 3, 31, 93, 257, 771, 7967, 8821, 23901, 26463, 273451, 820353, 2266997, 6800991, 70276907, 210830721]

約数ペア:

[(1, 210830721), (3, 70276907), (31, 6800991), (93, 2266997), (257, 820353), (771, 273451), (7967, 26463), (8821, 23901)]