42990543

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{78307}}^1$

素因数の和:78374

約数の個数: 12

約数和(自身を含む): 63116248

約数和(自身を除く): 20125705

約数列:

[1, 3, 9, 61, 183, 549, 78307, 234921, 704763, 4776727, 14330181, 42990543]

約数ペア:

[(1, 42990543), (3, 14330181), (9, 4776727), (61, 704763), (183, 234921), (549, 78307)]