25683957

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 43570800

約数和(自身を除く): 17886843

約数列:

[1, 3, 9, 13, 17, 37, 39, 51, 111, 117, 153, 221, 333, 349, 481, 629, 663, 1047, 1443, 1887, 1989, 3141, 4329, 4537, 5661, 5933, 8177, 12913, 13611, 17799, 24531, 38739, 40833, 53397, 73593, 77129, 116217, 167869, 219521, 231387, 503607, 658563, 694161, 1510821, 1975689, 2853773, 8561319, 25683957]

約数ペア:

[(1, 25683957), (3, 8561319), (9, 2853773), (13, 1975689), (17, 1510821), (37, 694161), (39, 658563), (51, 503607), (111, 231387), (117, 219521), (153, 167869), (221, 116217), (333, 77129), (349, 73593), (481, 53397), (629, 40833), (663, 38739), (1047, 24531), (1443, 17799), (1887, 13611), (1989, 12913), (3141, 8177), (4329, 5933), (4537, 5661)]