290506139

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1613}}^1\times {\mathrm{2339}}^1$

素因数の和:3970

約数の個数: 16

約数和(自身を含む): 362568960

約数和(自身を除く): 72062821

約数列:

[1, 7, 11, 77, 1613, 2339, 11291, 16373, 17743, 25729, 124201, 180103, 3772807, 26409649, 41500877, 290506139]

約数ペア:

[(1, 290506139), (7, 41500877), (11, 26409649), (77, 3772807), (1613, 180103), (2339, 124201), (11291, 25729), (16373, 17743)]