2578815

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3371}}^1$

素因数の和:3399

約数の個数: 24

約数和(自身を含む): 4734288

約数和(自身を除く): 2155473

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 3371, 10113, 16855, 30339, 50565, 57307, 151695, 171921, 286535, 515763, 859605, 2578815]

約数ペア:

[(1, 2578815), (3, 859605), (5, 515763), (9, 286535), (15, 171921), (17, 151695), (45, 57307), (51, 50565), (85, 30339), (153, 16855), (255, 10113), (765, 3371)]