145820521

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{270539}}^1$

素因数の和:270564

約数の個数: 12

約数和(自身を含む): 185049360

約数和(自身を除く): 39228839

約数列:

[1, 7, 11, 49, 77, 539, 270539, 1893773, 2975929, 13256411, 20831503, 145820521]

約数ペア:

[(1, 145820521), (7, 20831503), (11, 13256411), (49, 2975929), (77, 1893773), (539, 270539)]