128575221

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{967}}^1$

素因数の和:1081

約数の個数: 32

約数和(自身を含む): 187342848

約数和(自身を除く): 58767627

約数列:

[1, 3, 23, 41, 47, 69, 123, 141, 943, 967, 1081, 1927, 2829, 2901, 3243, 5781, 22241, 39647, 44321, 45449, 66723, 118941, 132963, 136347, 911881, 1045327, 1863409, 2735643, 3135981, 5590227, 42858407, 128575221]

約数ペア:

[(1, 128575221), (3, 42858407), (23, 5590227), (41, 3135981), (47, 2735643), (69, 1863409), (123, 1045327), (141, 911881), (943, 136347), (967, 132963), (1081, 118941), (1927, 66723), (2829, 45449), (2901, 44321), (3243, 39647), (5781, 22241)]