213884279

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{3607}}^1$

素因数の和:3854

約数の個数: 16

約数和(自身を含む): 251463168

約数和(自身を除く): 37578889

約数列:

[1, 7, 43, 197, 301, 1379, 3607, 8471, 25249, 59297, 155101, 710579, 1085707, 4974053, 30554897, 213884279]

約数ペア:

[(1, 213884279), (7, 30554897), (43, 4974053), (197, 1085707), (301, 710579), (1379, 155101), (3607, 59297), (8471, 25249)]