51456769

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29761}}^1$

素因数の和:29800

約数の個数: 16

約数和(自身を含む): 66666880

約数和(自身を除く): 15210111

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 29761, 208327, 386893, 565459, 2708251, 3958213, 7350967, 51456769]

約数ペア:

[(1, 51456769), (7, 7350967), (13, 3958213), (19, 2708251), (91, 565459), (133, 386893), (247, 208327), (1729, 29761)]