13170325

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 20891520

約数和(自身を除く): 7721195

約数列:

[1, 5, 7, 17, 19, 25, 35, 85, 95, 119, 133, 175, 233, 323, 425, 475, 595, 665, 1165, 1615, 1631, 2261, 2975, 3325, 3961, 4427, 5825, 8075, 8155, 11305, 19805, 22135, 27727, 30989, 40775, 56525, 75259, 99025, 110675, 138635, 154945, 376295, 526813, 693175, 774725, 1881475, 2634065, 13170325]

約数ペア:

[(1, 13170325), (5, 2634065), (7, 1881475), (17, 774725), (19, 693175), (25, 526813), (35, 376295), (85, 154945), (95, 138635), (119, 110675), (133, 99025), (175, 75259), (233, 56525), (323, 40775), (425, 30989), (475, 27727), (595, 22135), (665, 19805), (1165, 11305), (1615, 8155), (1631, 8075), (2261, 5825), (2975, 4427), (3325, 3961)]