420098721

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{14423}}^1$

素因数の和:14525

約数の個数: 32

約数和(自身を含む): 683120640

約数和(自身を除く): 263021919

約数列:

[1, 3, 7, 19, 21, 57, 73, 133, 219, 399, 511, 1387, 1533, 4161, 9709, 14423, 29127, 43269, 100961, 274037, 302883, 822111, 1052879, 1918259, 3158637, 5754777, 7370153, 20004701, 22110459, 60014103, 140032907, 420098721]

約数ペア:

[(1, 420098721), (3, 140032907), (7, 60014103), (19, 22110459), (21, 20004701), (57, 7370153), (73, 5754777), (133, 3158637), (219, 1918259), (399, 1052879), (511, 822111), (1387, 302883), (1533, 274037), (4161, 100961), (9709, 43269), (14423, 29127)]