291201255

素因数分解:

$3^2\times 5^1\times {\mathrm{6471139}}^1$

素因数の和:6471150

約数の個数: 12

約数和(自身を含む): 504748920

約数和(自身を除く): 213547665

約数列:

[1, 3, 5, 9, 15, 45, 6471139, 19413417, 32355695, 58240251, 97067085, 291201255]

約数ペア:

[(1, 291201255), (3, 97067085), (5, 58240251), (9, 32355695), (15, 19413417), (45, 6471139)]