55145139

素因数分解:

$3^1\times 7^3\times {\mathrm{53591}}^1$

素因数の和:53615

約数の個数: 16

約数和(自身を含む): 85747200

約数和(自身を除く): 30602061

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 53591, 160773, 375137, 1125411, 2625959, 7877877, 18381713, 55145139]

約数ペア:

[(1, 55145139), (3, 18381713), (7, 7877877), (21, 2625959), (49, 1125411), (147, 375137), (343, 160773), (1029, 53591)]