128468186

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{1699}}^1$

素因数の和:2210

約数の個数: 32

約数和(自身を含む): 240883200

約数和(自身を除く): 112415014

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 491, 982, 1699, 3398, 3437, 5401, 6874, 10802, 11893, 18689, 23786, 37378, 37807, 75614, 130823, 261646, 834209, 1668418, 5839463, 9176299, 11678926, 18352598, 64234093, 128468186]

約数ペア:

[(1, 128468186), (2, 64234093), (7, 18352598), (11, 11678926), (14, 9176299), (22, 5839463), (77, 1668418), (154, 834209), (491, 261646), (982, 130823), (1699, 75614), (3398, 37807), (3437, 37378), (5401, 23786), (6874, 18689), (10802, 11893)]