208673365

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 268369920

約数和(自身を除く): 59696555

約数列:

[1, 5, 23, 79, 103, 115, 223, 395, 515, 1115, 1817, 2369, 5129, 8137, 9085, 11845, 17617, 22969, 25645, 40685, 88085, 114845, 187151, 405191, 528287, 935755, 1814551, 2025955, 2641435, 9072755, 41734673, 208673365]

約数ペア:

[(1, 208673365), (5, 41734673), (23, 9072755), (79, 2641435), (103, 2025955), (115, 1814551), (223, 935755), (395, 528287), (515, 405191), (1115, 187151), (1817, 114845), (2369, 88085), (5129, 40685), (8137, 25645), (9085, 22969), (11845, 17617)]