22128215

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{751}}^1$

素因数の和:910

約数の個数: 16

約数和(自身を含む): 27288576

約数和(自身を除く): 5160361

約数列:

[1, 5, 71, 83, 355, 415, 751, 3755, 5893, 29465, 53321, 62333, 266605, 311665, 4425643, 22128215]

約数ペア:

[(1, 22128215), (5, 4425643), (71, 311665), (83, 266605), (355, 62333), (415, 53321), (751, 29465), (3755, 5893)]