81668886

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{14747}}^1$

素因数の和:14836

約数の個数: 32

約数和(自身を含む): 178391808

約数和(自身を除く): 96722922

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 426, 923, 1846, 2769, 5538, 14747, 29494, 44241, 88482, 191711, 383422, 575133, 1047037, 1150266, 2094074, 3141111, 6282222, 13611481, 27222962, 40834443, 81668886]

約数ペア:

[(1, 81668886), (2, 40834443), (3, 27222962), (6, 13611481), (13, 6282222), (26, 3141111), (39, 2094074), (71, 1150266), (78, 1047037), (142, 575133), (213, 383422), (426, 191711), (923, 88482), (1846, 44241), (2769, 29494), (5538, 14747)]