1820513955

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2647}}^1\times {\mathrm{3527}}^1$

素因数の和:6195

約数の個数: 32

約数和(自身を含む): 3138960384

約数和(自身を除く): 1318446429

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 2647, 3527, 7941, 10581, 13235, 17635, 34411, 39705, 45851, 52905, 103233, 137553, 172055, 229255, 516165, 687765, 9335969, 28007907, 46679845, 121367597, 140039535, 364102791, 606837985, 1820513955]

約数ペア:

[(1, 1820513955), (3, 606837985), (5, 364102791), (13, 140039535), (15, 121367597), (39, 46679845), (65, 28007907), (195, 9335969), (2647, 687765), (3527, 516165), (7941, 229255), (10581, 172055), (13235, 137553), (17635, 103233), (34411, 52905), (39705, 45851)]