65281938

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{640019}}^1$

素因数の和:640041

約数の個数: 16

約数和(自身を含む): 138244320

約数和(自身を除く): 72962382

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 640019, 1280038, 1920057, 3840114, 10880323, 21760646, 32640969, 65281938]

約数ペア:

[(1, 65281938), (2, 32640969), (3, 21760646), (6, 10880323), (17, 3840114), (34, 1920057), (51, 1280038), (102, 640019)]