1971513141

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{179899}}^1$

素因数の和:180196

約数の個数: 16

約数和(自身を含む): 2840980800

約数和(自身を除く): 869467659

約数列:

[1, 3, 13, 39, 281, 843, 3653, 10959, 179899, 539697, 2338687, 7016061, 50551619, 151654857, 657171047, 1971513141]

約数ペア:

[(1, 1971513141), (3, 657171047), (13, 151654857), (39, 50551619), (281, 7016061), (843, 2338687), (3653, 539697), (10959, 179899)]