319005

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:170

約数の個数: 32

約数和(自身を含む): 604800

約数和(自身を除く): 285795

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 139, 153, 255, 417, 459, 695, 765, 1251, 2085, 2295, 2363, 3753, 6255, 7089, 11815, 18765, 21267, 35445, 63801, 106335, 319005]

約数ペア:

[(1, 319005), (3, 106335), (5, 63801), (9, 35445), (15, 21267), (17, 18765), (27, 11815), (45, 7089), (51, 6255), (85, 3753), (135, 2363), (139, 2295), (153, 2085), (255, 1251), (417, 765), (459, 695)]