28088718

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 66772992

約数和(自身を除く): 38684274

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 103, 129, 151, 206, 258, 301, 302, 309, 453, 602, 618, 721, 903, 906, 1057, 1442, 1806, 2114, 2163, 3171, 4326, 4429, 6342, 6493, 8858, 12986, 13287, 15553, 19479, 26574, 31003, 31106, 38958, 45451, 46659, 62006, 90902, 93009, 93318, 108871, 136353, 186018, 217742, 272706, 326613, 653226, 668779, 1337558, 2006337, 4012674, 4681453, 9362906, 14044359, 28088718]

約数ペア:

[(1, 28088718), (2, 14044359), (3, 9362906), (6, 4681453), (7, 4012674), (14, 2006337), (21, 1337558), (42, 668779), (43, 653226), (86, 326613), (103, 272706), (129, 217742), (151, 186018), (206, 136353), (258, 108871), (301, 93318), (302, 93009), (309, 90902), (453, 62006), (602, 46659), (618, 45451), (721, 38958), (903, 31106), (906, 31003), (1057, 26574), (1442, 19479), (1806, 15553), (2114, 13287), (2163, 12986), (3171, 8858), (4326, 6493), (4429, 6342)]