72419503

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2531}}^1$

素因数の和:2646

約数の個数: 16

約数和(自身を含む): 81672192

約数和(自身を除く): 9252689

約数列:

[1, 13, 31, 71, 403, 923, 2201, 2531, 28613, 32903, 78461, 179701, 1019993, 2336113, 5570731, 72419503]

約数ペア:

[(1, 72419503), (13, 5570731), (31, 2336113), (71, 1019993), (403, 179701), (923, 78461), (2201, 32903), (2531, 28613)]