81713324

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{2089}}^1$

素因数の和:2238

約数の個数: 48

約数和(自身を含む): 179773440

約数和(自身を除く): 98060116

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 127, 154, 254, 308, 508, 889, 1397, 1778, 2089, 2794, 3556, 4178, 5588, 8356, 9779, 14623, 19558, 22979, 29246, 39116, 45958, 58492, 91916, 160853, 265303, 321706, 530606, 643412, 1061212, 1857121, 2918333, 3714242, 5836666, 7428484, 11673332, 20428331, 40856662, 81713324]

約数ペア:

[(1, 81713324), (2, 40856662), (4, 20428331), (7, 11673332), (11, 7428484), (14, 5836666), (22, 3714242), (28, 2918333), (44, 1857121), (77, 1061212), (127, 643412), (154, 530606), (254, 321706), (308, 265303), (508, 160853), (889, 91916), (1397, 58492), (1778, 45958), (2089, 39116), (2794, 29246), (3556, 22979), (4178, 19558), (5588, 14623), (8356, 9779)]