2221856871

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{81737}}^1$

素因数の和:81811

約数の個数: 32

約数和(自身を含む): 3460459968

約数和(自身を除く): 1238603097

約数列:

[1, 3, 13, 17, 39, 41, 51, 123, 221, 533, 663, 697, 1599, 2091, 9061, 27183, 81737, 245211, 1062581, 1389529, 3187743, 3351217, 4168587, 10053651, 18063877, 43565821, 54191631, 56970689, 130697463, 170912067, 740618957, 2221856871]

約数ペア:

[(1, 2221856871), (3, 740618957), (13, 170912067), (17, 130697463), (39, 56970689), (41, 54191631), (51, 43565821), (123, 18063877), (221, 10053651), (533, 4168587), (663, 3351217), (697, 3187743), (1599, 1389529), (2091, 1062581), (9061, 245211), (27183, 81737)]