128587716

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^1\times {\mathrm{27689}}^1$

素因数の和:27745

約数の個数: 48

約数和(自身を含む): 341140800

約数和(自身を除く): 212553084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 108, 129, 172, 258, 387, 516, 774, 1161, 1548, 2322, 4644, 27689, 55378, 83067, 110756, 166134, 249201, 332268, 498402, 747603, 996804, 1190627, 1495206, 2381254, 2990412, 3571881, 4762508, 7143762, 10715643, 14287524, 21431286, 32146929, 42862572, 64293858, 128587716]

約数ペア:

[(1, 128587716), (2, 64293858), (3, 42862572), (4, 32146929), (6, 21431286), (9, 14287524), (12, 10715643), (18, 7143762), (27, 4762508), (36, 3571881), (43, 2990412), (54, 2381254), (86, 1495206), (108, 1190627), (129, 996804), (172, 747603), (258, 498402), (387, 332268), (516, 249201), (774, 166134), (1161, 110756), (1548, 83067), (2322, 55378), (4644, 27689)]