2690685

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1049}}^1$

素因数の和:1082

約数の個数: 32

約数和(自身を含む): 5040000

約数和(自身を除く): 2349315

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 1049, 2565, 3147, 5245, 9441, 15735, 19931, 28323, 47205, 59793, 99655, 141615, 179379, 298965, 538137, 896895, 2690685]

約数ペア:

[(1, 2690685), (3, 896895), (5, 538137), (9, 298965), (15, 179379), (19, 141615), (27, 99655), (45, 59793), (57, 47205), (95, 28323), (135, 19931), (171, 15735), (285, 9441), (513, 5245), (855, 3147), (1049, 2565)]