26886363

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 42223104

約数和(自身を除く): 15336741

約数列:

[1, 3, 7, 21, 67, 97, 197, 201, 291, 469, 591, 679, 1379, 1407, 2037, 4137, 6499, 13199, 19109, 19497, 39597, 45493, 57327, 92393, 133763, 136479, 277179, 401289, 1280303, 3840909, 8962121, 26886363]

約数ペア:

[(1, 26886363), (3, 8962121), (7, 3840909), (21, 1280303), (67, 401289), (97, 277179), (197, 136479), (201, 133763), (291, 92393), (469, 57327), (591, 45493), (679, 39597), (1379, 19497), (1407, 19109), (2037, 13199), (4137, 6499)]