71439212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{3359}}^1$

素因数の和:3785

約数の個数: 24

約数和(自身を含む): 135004800

約数和(自身を除く): 63565588

約数列:

[1, 2, 4, 13, 26, 52, 409, 818, 1636, 3359, 5317, 6718, 10634, 13436, 21268, 43667, 87334, 174668, 1373831, 2747662, 5495324, 17859803, 35719606, 71439212]

約数ペア:

[(1, 71439212), (2, 35719606), (4, 17859803), (13, 5495324), (26, 2747662), (52, 1373831), (409, 174668), (818, 87334), (1636, 43667), (3359, 21268), (5317, 13436), (6718, 10634)]