28802565

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1877}}^1$

素因数の和:1930

約数の個数: 48

約数和(自身を含む): 56249856

約数和(自身を除く): 27447291

約数列:

[1, 3, 5, 9, 11, 15, 31, 33, 45, 55, 93, 99, 155, 165, 279, 341, 465, 495, 1023, 1395, 1705, 1877, 3069, 5115, 5631, 9385, 15345, 16893, 20647, 28155, 58187, 61941, 84465, 103235, 174561, 185823, 290935, 309705, 523683, 640057, 872805, 929115, 1920171, 2618415, 3200285, 5760513, 9600855, 28802565]

約数ペア:

[(1, 28802565), (3, 9600855), (5, 5760513), (9, 3200285), (11, 2618415), (15, 1920171), (31, 929115), (33, 872805), (45, 640057), (55, 523683), (93, 309705), (99, 290935), (155, 185823), (165, 174561), (279, 103235), (341, 84465), (465, 61941), (495, 58187), (1023, 28155), (1395, 20647), (1705, 16893), (1877, 15345), (3069, 9385), (5115, 5631)]