31401748

素因数分解:

$2^2\times 7^2\times {\mathrm{131}}^1\times {\mathrm{1223}}^1$

素因数の和:1372

約数の個数: 36

約数和(自身を含む): 64465632

約数和(自身を除く): 33063884

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 131, 196, 262, 524, 917, 1223, 1834, 2446, 3668, 4892, 6419, 8561, 12838, 17122, 25676, 34244, 59927, 119854, 160213, 239708, 320426, 640852, 1121491, 2242982, 4485964, 7850437, 15700874, 31401748]

約数ペア:

[(1, 31401748), (2, 15700874), (4, 7850437), (7, 4485964), (14, 2242982), (28, 1121491), (49, 640852), (98, 320426), (131, 239708), (196, 160213), (262, 119854), (524, 59927), (917, 34244), (1223, 25676), (1834, 17122), (2446, 12838), (3668, 8561), (4892, 6419)]