140782551

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{515687}}^1$

素因数の和:515710

約数の個数: 16

約数和(自身を含む): 231028224

約数和(自身を除く): 90245673

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 515687, 1547061, 3609809, 6703931, 10829427, 20111793, 46927517, 140782551]

約数ペア:

[(1, 140782551), (3, 46927517), (7, 20111793), (13, 10829427), (21, 6703931), (39, 3609809), (91, 1547061), (273, 515687)]