1309239358

素因数分解:

$2^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{213023}}^1$

素因数の和:213471

約数の個数: 16

約数和(自身を含む): 2249533440

約数和(自身を除く): 940294082

約数列:

[1, 2, 7, 14, 439, 878, 3073, 6146, 213023, 426046, 1491161, 2982322, 93517097, 187034194, 654619679, 1309239358]

約数ペア:

[(1, 1309239358), (2, 654619679), (7, 187034194), (14, 93517097), (439, 2982322), (878, 1491161), (3073, 426046), (6146, 213023)]