91221155

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1\times {\mathrm{877}}^1$

素因数の和:1246

約数の個数: 16

約数和(自身を含む): 111513024

約数和(自身を除く): 20291869

約数列:

[1, 5, 71, 293, 355, 877, 1465, 4385, 20803, 62267, 104015, 256961, 311335, 1284805, 18244231, 91221155]

約数ペア:

[(1, 91221155), (5, 18244231), (71, 1284805), (293, 311335), (355, 256961), (877, 104015), (1465, 62267), (4385, 20803)]