7221141

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{433}}^1$

素因数の和:565

約数の個数: 24

約数和(自身を含む): 11171160

約数和(自身を除く): 3950019

約数列:

[1, 3, 9, 17, 51, 109, 153, 327, 433, 981, 1299, 1853, 3897, 5559, 7361, 16677, 22083, 47197, 66249, 141591, 424773, 802349, 2407047, 7221141]

約数ペア:

[(1, 7221141), (3, 2407047), (9, 802349), (17, 424773), (51, 141591), (109, 66249), (153, 47197), (327, 22083), (433, 16677), (981, 7361), (1299, 5559), (1853, 3897)]