12887154

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{331}}^1$

素因数の和:452

約数の個数: 64

約数和(自身を含む): 33146880

約数和(自身を除く): 20259726

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 103, 126, 189, 206, 309, 331, 378, 618, 662, 721, 927, 993, 1442, 1854, 1986, 2163, 2317, 2781, 2979, 4326, 4634, 5562, 5958, 6489, 6951, 8937, 12978, 13902, 17874, 19467, 20853, 34093, 38934, 41706, 62559, 68186, 102279, 125118, 204558, 238651, 306837, 477302, 613674, 715953, 920511, 1431906, 1841022, 2147859, 4295718, 6443577, 12887154]

約数ペア:

[(1, 12887154), (2, 6443577), (3, 4295718), (6, 2147859), (7, 1841022), (9, 1431906), (14, 920511), (18, 715953), (21, 613674), (27, 477302), (42, 306837), (54, 238651), (63, 204558), (103, 125118), (126, 102279), (189, 68186), (206, 62559), (309, 41706), (331, 38934), (378, 34093), (618, 20853), (662, 19467), (721, 17874), (927, 13902), (993, 12978), (1442, 8937), (1854, 6951), (1986, 6489), (2163, 5958), (2317, 5562), (2781, 4634), (2979, 4326)]