189938231

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{7477}}^1$

素因数の和:7694

約数の個数: 16

約数和(自身を含む): 229724160

約数和(自身を除く): 39785929

約数列:

[1, 7, 19, 133, 191, 1337, 3629, 7477, 25403, 52339, 142063, 994441, 1428107, 9996749, 27134033, 189938231]

約数ペア:

[(1, 189938231), (7, 27134033), (19, 9996749), (133, 1428107), (191, 994441), (1337, 142063), (3629, 52339), (7477, 25403)]