30853207

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21089}}^1$

素因数の和:21126

約数の個数: 16

約数和(自身を含む): 40492800

約数和(自身を除く): 9639593

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 21089, 147623, 231979, 400691, 1623853, 2804837, 4407601, 30853207]

約数ペア:

[(1, 30853207), (7, 4407601), (11, 2804837), (19, 1623853), (77, 400691), (133, 231979), (209, 147623), (1463, 21089)]