12988675

素因数分解:

$5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{461}}^1$

素因数の和:508

約数の個数: 36

約数和(自身を含む): 19592496

約数和(自身を除く): 6603821

約数列:

[1, 5, 7, 23, 25, 35, 49, 115, 161, 175, 245, 461, 575, 805, 1127, 1225, 2305, 3227, 4025, 5635, 10603, 11525, 16135, 22589, 28175, 53015, 74221, 80675, 112945, 265075, 371105, 519547, 564725, 1855525, 2597735, 12988675]

約数ペア:

[(1, 12988675), (5, 2597735), (7, 1855525), (23, 564725), (25, 519547), (35, 371105), (49, 265075), (115, 112945), (161, 80675), (175, 74221), (245, 53015), (461, 28175), (575, 22589), (805, 16135), (1127, 11525), (1225, 10603), (2305, 5635), (3227, 4025)]