25673739

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{599}}^1$

素因数の和:779

約数の個数: 32

約数和(自身を含む): 42470400

約数和(自身を除く): 16796661

約数列:

[1, 3, 7, 13, 21, 39, 91, 157, 273, 471, 599, 1099, 1797, 2041, 3297, 4193, 6123, 7787, 12579, 14287, 23361, 42861, 54509, 94043, 163527, 282129, 658301, 1222559, 1974903, 3667677, 8557913, 25673739]

約数ペア:

[(1, 25673739), (3, 8557913), (7, 3667677), (13, 1974903), (21, 1222559), (39, 658301), (91, 282129), (157, 163527), (273, 94043), (471, 54509), (599, 42861), (1099, 23361), (1797, 14287), (2041, 12579), (3297, 7787), (4193, 6123)]