205657489961

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{140572447}}^1$

素因数の和:140572484

約数の個数: 16

約数和(自身を含む): 269899100160

約数和(自身を除く): 64241610199

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 140572447, 984007129, 1546296917, 2670876493, 10824078419, 18696135451, 29379641423, 205657489961]

約数ペア:

[(1, 205657489961), (7, 29379641423), (11, 18696135451), (19, 10824078419), (77, 2670876493), (133, 1546296917), (209, 984007129), (1463, 140572447)]