12900975

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{4649}}^1$

素因数の和:4699

約数の個数: 24

約数和(自身を含む): 21910800

約数和(自身を除く): 9009825

約数列:

[1, 3, 5, 15, 25, 37, 75, 111, 185, 555, 925, 2775, 4649, 13947, 23245, 69735, 116225, 172013, 348675, 516039, 860065, 2580195, 4300325, 12900975]

約数ペア:

[(1, 12900975), (3, 4300325), (5, 2580195), (15, 860065), (25, 516039), (37, 348675), (75, 172013), (111, 116225), (185, 69735), (555, 23245), (925, 13947), (2775, 4649)]