1520372979

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{319339}}^1$

素因数の和:319391

約数の個数: 18

約数和(自身を含む): 2295735260

約数和(自身を除く): 775362281

約数列:

[1, 3, 9, 23, 69, 207, 529, 1587, 4761, 319339, 958017, 2874051, 7344797, 22034391, 66103173, 168930331, 506790993, 1520372979]

約数ペア:

[(1, 1520372979), (3, 506790993), (9, 168930331), (23, 66103173), (69, 22034391), (207, 7344797), (529, 2874051), (1587, 958017), (4761, 319339)]