12543925

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:309

約数の個数: 24

約数和(自身を含む): 16284672

約数和(自身を除く): 3740747

約数列:

[1, 5, 25, 37, 71, 185, 191, 355, 925, 955, 1775, 2627, 4775, 7067, 13135, 13561, 35335, 65675, 67805, 176675, 339025, 501757, 2508785, 12543925]

約数ペア:

[(1, 12543925), (5, 2508785), (25, 501757), (37, 339025), (71, 176675), (185, 67805), (191, 65675), (355, 35335), (925, 13561), (955, 13135), (1775, 7067), (2627, 4775)]