1520221101

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1365877}}^1$

素因数の和:1365940

約数の個数: 16

約数和(自身を含む): 2360237184

約数和(自身を除く): 840016083

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 1365877, 4097631, 9561139, 28683417, 72391481, 217174443, 506740367, 1520221101]

約数ペア:

[(1, 1520221101), (3, 506740367), (7, 217174443), (21, 72391481), (53, 28683417), (159, 9561139), (371, 4097631), (1113, 1365877)]