212259887

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{10711}}^1$

素因数の和:10886

約数の個数: 16

約数和(自身を含む): 257088000

約数和(自身を除く): 44828113

約数列:

[1, 7, 19, 133, 149, 1043, 2831, 10711, 19817, 74977, 203509, 1424563, 1595939, 11171573, 30322841, 212259887]

約数ペア:

[(1, 212259887), (7, 30322841), (19, 11171573), (133, 1595939), (149, 1424563), (1043, 203509), (2831, 74977), (10711, 19817)]