25349847

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 36771840

約数和(自身を除く): 11421993

約数列:

[1, 3, 31, 37, 53, 93, 111, 139, 159, 417, 1147, 1643, 1961, 3441, 4309, 4929, 5143, 5883, 7367, 12927, 15429, 22101, 60791, 159433, 182373, 228377, 272579, 478299, 685131, 817737, 8449949, 25349847]

約数ペア:

[(1, 25349847), (3, 8449949), (31, 817737), (37, 685131), (53, 478299), (93, 272579), (111, 228377), (139, 182373), (159, 159433), (417, 60791), (1147, 22101), (1643, 15429), (1961, 12927), (3441, 7367), (4309, 5883), (4929, 5143)]