408889726

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1\times {\mathrm{1427}}^1$

素因数の和:1744

約数の個数: 32

約数和(自身を含む): 712035072

約数和(自身を除く): 303145346

約数列:

[1, 2, 7, 14, 97, 194, 211, 422, 679, 1358, 1427, 1477, 2854, 2954, 9989, 19978, 20467, 40934, 138419, 143269, 276838, 286538, 301097, 602194, 968933, 1937866, 2107679, 4215358, 29206409, 58412818, 204444863, 408889726]

約数ペア:

[(1, 408889726), (2, 204444863), (7, 58412818), (14, 29206409), (97, 4215358), (194, 2107679), (211, 1937866), (422, 968933), (679, 602194), (1358, 301097), (1427, 286538), (1477, 276838), (2854, 143269), (2954, 138419), (9989, 40934), (19978, 20467)]