25665861

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 40476672

約数和(自身を除く): 14810811

約数列:

[1, 3, 13, 23, 31, 39, 69, 71, 93, 169, 213, 299, 403, 507, 713, 897, 923, 1209, 1633, 2139, 2201, 2769, 3887, 4899, 5239, 6603, 9269, 11661, 11999, 15717, 21229, 27807, 28613, 35997, 50623, 63687, 85839, 120497, 151869, 275977, 361491, 371969, 658099, 827931, 1115907, 1974297, 8555287, 25665861]

約数ペア:

[(1, 25665861), (3, 8555287), (13, 1974297), (23, 1115907), (31, 827931), (39, 658099), (69, 371969), (71, 361491), (93, 275977), (169, 151869), (213, 120497), (299, 85839), (403, 63687), (507, 50623), (713, 35997), (897, 28613), (923, 27807), (1209, 21229), (1633, 15717), (2139, 11999), (2201, 11661), (2769, 9269), (3887, 6603), (4899, 5239)]