449428539

素因数分解:

$3^1\times 7^2\times {\mathrm{191}}^1\times {\mathrm{16007}}^1$

素因数の和:16215

約数の個数: 24

約数和(自身を含む): 700766208

約数和(自身を除く): 251337669

約数列:

[1, 3, 7, 21, 49, 147, 191, 573, 1337, 4011, 9359, 16007, 28077, 48021, 112049, 336147, 784343, 2353029, 3057337, 9172011, 21401359, 64204077, 149809513, 449428539]

約数ペア:

[(1, 449428539), (3, 149809513), (7, 64204077), (21, 21401359), (49, 9172011), (147, 3057337), (191, 2353029), (573, 784343), (1337, 336147), (4011, 112049), (9359, 48021), (16007, 28077)]