20147352849

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{141263}}^1$

素因数の和:141358

約数の個数: 48

約数和(自身を含む): 33320222208

約数和(自身を除く): 13172869359

約数列:

[1, 3, 9, 13, 23, 39, 53, 69, 117, 159, 207, 299, 477, 689, 897, 1219, 2067, 2691, 3657, 6201, 10971, 15847, 47541, 141263, 142623, 423789, 1271367, 1836419, 3249049, 5509257, 7486939, 9747147, 16527771, 22460817, 29241441, 42237637, 67382451, 97330207, 126712911, 172199597, 291990621, 380138733, 516598791, 875971863, 1549796373, 2238594761, 6715784283, 20147352849]

約数ペア:

[(1, 20147352849), (3, 6715784283), (9, 2238594761), (13, 1549796373), (23, 875971863), (39, 516598791), (53, 380138733), (69, 291990621), (117, 172199597), (159, 126712911), (207, 97330207), (299, 67382451), (477, 42237637), (689, 29241441), (897, 22460817), (1219, 16527771), (2067, 9747147), (2691, 7486939), (3657, 5509257), (6201, 3249049), (10971, 1836419), (15847, 1271367), (47541, 423789), (141263, 142623)]