31565223

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{4919}}^1$

素因数の和:4979

約数の個数: 24

約数和(自身を含む): 49121280

約数和(自身を除く): 17556057

約数列:

[1, 3, 9, 23, 31, 69, 93, 207, 279, 713, 2139, 4919, 6417, 14757, 44271, 113137, 152489, 339411, 457467, 1018233, 1372401, 3507247, 10521741, 31565223]

約数ペア:

[(1, 31565223), (3, 10521741), (9, 3507247), (23, 1372401), (31, 1018233), (69, 457467), (93, 339411), (207, 152489), (279, 113137), (713, 44271), (2139, 14757), (4919, 6417)]