263642067

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{1087}}^1$

素因数の和:1800

約数の個数: 32

約数和(自身を含む): 421621760

約数和(自身を除く): 157979693

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 691, 1087, 2073, 3261, 6219, 8983, 9783, 14131, 18657, 26949, 29349, 42393, 80847, 127179, 242541, 381537, 751117, 2253351, 6760053, 9764521, 20280159, 29293563, 87880689, 263642067]

約数ペア:

[(1, 263642067), (3, 87880689), (9, 29293563), (13, 20280159), (27, 9764521), (39, 6760053), (117, 2253351), (351, 751117), (691, 381537), (1087, 242541), (2073, 127179), (3261, 80847), (6219, 42393), (8983, 29349), (9783, 26949), (14131, 18657)]