720570081

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{8689}}^1$

素因数の和:9069

約数の個数: 32

約数和(自身を含む): 1201305600

約数和(自身を除く): 480735519

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 359, 1077, 2513, 3949, 7539, 8689, 11847, 26067, 27643, 60823, 82929, 95579, 182469, 286737, 669053, 2007159, 3119351, 9358053, 21835457, 34312861, 65506371, 102938583, 240190027, 720570081]

約数ペア:

[(1, 720570081), (3, 240190027), (7, 102938583), (11, 65506371), (21, 34312861), (33, 21835457), (77, 9358053), (231, 3119351), (359, 2007159), (1077, 669053), (2513, 286737), (3949, 182469), (7539, 95579), (8689, 82929), (11847, 60823), (26067, 27643)]