68074272721

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{39372049}}^1$

素因数の和:39372088

約数の個数: 16

約数和(自身を含む): 88193392000

約数和(自身を除く): 20119119279

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 39372049, 275604343, 511836637, 748068931, 3582856459, 5236482517, 9724896103, 68074272721]

約数ペア:

[(1, 68074272721), (7, 9724896103), (13, 5236482517), (19, 3582856459), (91, 748068931), (133, 511836637), (247, 275604343), (1729, 39372049)]