1291229690

素因数分解:

$2^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{855119}}^1$

素因数の和:855277

約数の個数: 16

約数和(自身を含む): 2339608320

約数和(自身を除く): 1048378630

約数列:

[1, 2, 5, 10, 151, 302, 755, 1510, 855119, 1710238, 4275595, 8551190, 129122969, 258245938, 645614845, 1291229690]

約数ペア:

[(1, 1291229690), (2, 645614845), (5, 258245938), (10, 129122969), (151, 8551190), (302, 4275595), (755, 1710238), (1510, 855119)]