30870853

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{67}}^2$

素因数の和:193

約数の個数: 18

約数和(自身を含む): 35280294

約数和(自身を除く): 4409441

約数列:

[1, 13, 23, 67, 299, 529, 871, 1541, 4489, 6877, 20033, 35443, 58357, 103247, 460759, 1342211, 2374681, 30870853]

約数ペア:

[(1, 30870853), (13, 2374681), (23, 1342211), (67, 460759), (299, 103247), (529, 58357), (871, 35443), (1541, 20033), (4489, 6877)]