78210121

素因数分解:

${\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{419}}^1$

素因数の和:740

約数の個数: 16

約数和(自身を含む): 87091200

約数和(自身を除く): 8881079

約数列:

[1, 11, 71, 239, 419, 781, 2629, 4609, 16969, 29749, 100141, 186659, 327239, 1101551, 7110011, 78210121]

約数ペア:

[(1, 78210121), (11, 7110011), (71, 1101551), (239, 327239), (419, 186659), (781, 100141), (2629, 29749), (4609, 16969)]