12970475

素因数分解:

$5^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{541}}^1$

素因数の和:695

約数の個数: 24

約数和(自身を含む): 18549408

約数和(自身を除く): 5578933

約数列:

[1, 5, 7, 25, 35, 137, 175, 541, 685, 959, 2705, 3425, 3787, 4795, 13525, 18935, 23975, 74117, 94675, 370585, 518819, 1852925, 2594095, 12970475]

約数ペア:

[(1, 12970475), (5, 2594095), (7, 1852925), (25, 518819), (35, 370585), (137, 94675), (175, 74117), (541, 23975), (685, 18935), (959, 13525), (2705, 4795), (3425, 3787)]