68327216

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{251203}}^1$

素因数の和:251228

約数の個数: 20

約数和(自身を含む): 140171832

約数和(自身を除く): 71844616

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 251203, 502406, 1004812, 2009624, 4019248, 4270451, 8540902, 17081804, 34163608, 68327216]

約数ペア:

[(1, 68327216), (2, 34163608), (4, 17081804), (8, 8540902), (16, 4270451), (17, 4019248), (34, 2009624), (68, 1004812), (136, 502406), (272, 251203)]