2109105

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{919}}^1$

素因数の和:950

約数の個数: 32

約数和(自身を含む): 3974400

約数和(自身を除く): 1865295

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 919, 2295, 2757, 4595, 8271, 13785, 15623, 24813, 41355, 46869, 78115, 124065, 140607, 234345, 421821, 703035, 2109105]

約数ペア:

[(1, 2109105), (3, 703035), (5, 421821), (9, 234345), (15, 140607), (17, 124065), (27, 78115), (45, 46869), (51, 41355), (85, 24813), (135, 15623), (153, 13785), (255, 8271), (459, 4595), (765, 2757), (919, 2295)]