15995205

素因数分解:

$3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1087}}^1$

素因数の和:1210

約数の個数: 32

約数和(自身を含む): 28723200

約数和(自身を除く): 12727995

約数列:

[1, 3, 5, 9, 15, 27, 45, 109, 135, 327, 545, 981, 1087, 1635, 2943, 3261, 4905, 5435, 9783, 14715, 16305, 29349, 48915, 118483, 146745, 355449, 592415, 1066347, 1777245, 3199041, 5331735, 15995205]

約数ペア:

[(1, 15995205), (3, 5331735), (5, 3199041), (9, 1777245), (15, 1066347), (27, 592415), (45, 355449), (109, 146745), (135, 118483), (327, 48915), (545, 29349), (981, 16305), (1087, 14715), (1635, 9783), (2943, 5435), (3261, 4905)]