128589945

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{1627}}^1$

素因数の和:2125

約数の個数: 32

約数和(自身を含む): 225054720

約数和(自身を除く): 96464775

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 479, 1437, 1627, 2395, 4881, 5269, 7185, 8135, 15807, 17897, 24405, 26345, 53691, 79035, 89485, 268455, 779333, 2337999, 3896665, 8572663, 11689995, 25717989, 42863315, 128589945]

約数ペア:

[(1, 128589945), (3, 42863315), (5, 25717989), (11, 11689995), (15, 8572663), (33, 3896665), (55, 2337999), (165, 779333), (479, 268455), (1437, 89485), (1627, 79035), (2395, 53691), (4881, 26345), (5269, 24405), (7185, 17897), (8135, 15807)]