1389616995

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{10781}}^1$

素因数の和:11463

約数の個数: 32

約数和(自身を含む): 2398261824

約数和(自身を除く): 1008644829

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 661, 1983, 3305, 8593, 9915, 10781, 25779, 32343, 42965, 53905, 128895, 140153, 161715, 420459, 700765, 2102295, 7126241, 21378723, 35631205, 92641133, 106893615, 277923399, 463205665, 1389616995]

約数ペア:

[(1, 1389616995), (3, 463205665), (5, 277923399), (13, 106893615), (15, 92641133), (39, 35631205), (65, 21378723), (195, 7126241), (661, 2102295), (1983, 700765), (3305, 420459), (8593, 161715), (9915, 140153), (10781, 128895), (25779, 53905), (32343, 42965)]