3926416

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1$

素因数の和:503

約数の個数: 40

約数和(自身を含む): 8402240

約数和(自身を除く): 4475824

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 439, 559, 688, 878, 1118, 1756, 2236, 3512, 4472, 5707, 7024, 8944, 11414, 18877, 22828, 37754, 45656, 75508, 91312, 151016, 245401, 302032, 490802, 981604, 1963208, 3926416]

約数ペア:

[(1, 3926416), (2, 1963208), (4, 981604), (8, 490802), (13, 302032), (16, 245401), (26, 151016), (43, 91312), (52, 75508), (86, 45656), (104, 37754), (172, 22828), (208, 18877), (344, 11414), (439, 8944), (559, 7024), (688, 5707), (878, 4472), (1118, 3512), (1756, 2236)]