128580876

素因数分解:

$2^2\times 3^2\times {\mathrm{359}}^1\times {\mathrm{9949}}^1$

素因数の和:10318

約数の個数: 36

約数和(自身を含む): 325962000

約数和(自身を除く): 197381124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 359, 718, 1077, 1436, 2154, 3231, 4308, 6462, 9949, 12924, 19898, 29847, 39796, 59694, 89541, 119388, 179082, 358164, 3571691, 7143382, 10715073, 14286764, 21430146, 32145219, 42860292, 64290438, 128580876]

約数ペア:

[(1, 128580876), (2, 64290438), (3, 42860292), (4, 32145219), (6, 21430146), (9, 14286764), (12, 10715073), (18, 7143382), (36, 3571691), (359, 358164), (718, 179082), (1077, 119388), (1436, 89541), (2154, 59694), (3231, 39796), (4308, 29847), (6462, 19898), (9949, 12924)]