56308371

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 88670208

約数和(自身を除く): 32361837

約数列:

[1, 3, 7, 21, 43, 127, 129, 301, 381, 491, 889, 903, 1473, 2667, 3437, 5461, 10311, 16383, 21113, 38227, 62357, 63339, 114681, 147791, 187071, 436499, 443373, 1309497, 2681351, 8044053, 18769457, 56308371]

約数ペア:

[(1, 56308371), (3, 18769457), (7, 8044053), (21, 2681351), (43, 1309497), (127, 443373), (129, 436499), (301, 187071), (381, 147791), (491, 114681), (889, 63339), (903, 62357), (1473, 38227), (2667, 21113), (3437, 16383), (5461, 10311)]