127740616

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{371339}}^1$

素因数の和:371388

約数の個数: 16

約数和(自身を含む): 245084400

約数和(自身を除く): 117343784

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 371339, 742678, 1485356, 2970712, 15967577, 31935154, 63870308, 127740616]

約数ペア:

[(1, 127740616), (2, 63870308), (4, 31935154), (8, 15967577), (43, 2970712), (86, 1485356), (172, 742678), (344, 371339)]