51247427

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1523}}^1$

素因数の和:1583

約数の個数: 32

約数和(自身を含む): 70225920

約数和(自身を除く): 18978493

約数列:

[1, 7, 11, 19, 23, 77, 133, 161, 209, 253, 437, 1463, 1523, 1771, 3059, 4807, 10661, 16753, 28937, 33649, 35029, 117271, 202559, 245203, 318307, 385319, 665551, 2228149, 2697233, 4658857, 7321061, 51247427]

約数ペア:

[(1, 51247427), (7, 7321061), (11, 4658857), (19, 2697233), (23, 2228149), (77, 665551), (133, 385319), (161, 318307), (209, 245203), (253, 202559), (437, 117271), (1463, 35029), (1523, 33649), (1771, 28937), (3059, 16753), (4807, 10661)]