247392314

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{19379}}^1$

素因数の和:19885

約数の個数: 16

約数和(自身を含む): 400468320

約数和(自身を除く): 153076006

約数列:

[1, 2, 13, 26, 491, 982, 6383, 12766, 19379, 38758, 251927, 503854, 9515089, 19030178, 123696157, 247392314]

約数ペア:

[(1, 247392314), (2, 123696157), (13, 19030178), (26, 9515089), (491, 503854), (982, 251927), (6383, 38758), (12766, 19379)]