18815692815

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1087}}^1\times {\mathrm{3529}}^1$

素因数の和:4736

約数の個数: 48

約数和(自身を含む): 32952691200

約数和(自身を除く): 14136998385

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1087, 1635, 3261, 3529, 4905, 5435, 9783, 10587, 16305, 17645, 31761, 48915, 52935, 118483, 158805, 355449, 384661, 592415, 1066347, 1153983, 1777245, 1923305, 3461949, 3836023, 5331735, 5769915, 11508069, 17309745, 19180115, 34524207, 57540345, 172621035, 418126507, 1254379521, 2090632535, 3763138563, 6271897605, 18815692815]

約数ペア:

[(1, 18815692815), (3, 6271897605), (5, 3763138563), (9, 2090632535), (15, 1254379521), (45, 418126507), (109, 172621035), (327, 57540345), (545, 34524207), (981, 19180115), (1087, 17309745), (1635, 11508069), (3261, 5769915), (3529, 5331735), (4905, 3836023), (5435, 3461949), (9783, 1923305), (10587, 1777245), (16305, 1153983), (17645, 1066347), (31761, 592415), (48915, 384661), (52935, 355449), (118483, 158805)]