78884037

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{26321}}^1$

素因数の和:26370

約数の個数: 20

約数和(自身を含む): 121028556

約数和(自身を除く): 42144519

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 26321, 78963, 236889, 710667, 973877, 2132001, 2921631, 8764893, 26294679, 78884037]

約数ペア:

[(1, 78884037), (3, 26294679), (9, 8764893), (27, 2921631), (37, 2132001), (81, 973877), (111, 710667), (333, 236889), (999, 78963), (2997, 26321)]