8999556

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 21821184

約数和(自身を除く): 12821628

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 107, 129, 163, 172, 214, 258, 321, 326, 428, 489, 516, 642, 652, 978, 1284, 1956, 4601, 7009, 9202, 13803, 14018, 17441, 18404, 21027, 27606, 28036, 34882, 42054, 52323, 55212, 69764, 84108, 104646, 209292, 749963, 1499926, 2249889, 2999852, 4499778, 8999556]

約数ペア:

[(1, 8999556), (2, 4499778), (3, 2999852), (4, 2249889), (6, 1499926), (12, 749963), (43, 209292), (86, 104646), (107, 84108), (129, 69764), (163, 55212), (172, 52323), (214, 42054), (258, 34882), (321, 28036), (326, 27606), (428, 21027), (489, 18404), (516, 17441), (642, 14018), (652, 13803), (978, 9202), (1284, 7009), (1956, 4601)]