728235898

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{367}}^1\times {\mathrm{457}}^1$

素因数の和:1006

約数の個数: 32

約数和(自身を含む): 1189246464

約数和(自身を除く): 461010566

約数列:

[1, 2, 13, 26, 167, 334, 367, 457, 734, 914, 2171, 4342, 4771, 5941, 9542, 11882, 61289, 76319, 122578, 152638, 167719, 335438, 796757, 992147, 1593514, 1984294, 2180347, 4360694, 28009073, 56018146, 364117949, 728235898]

約数ペア:

[(1, 728235898), (2, 364117949), (13, 56018146), (26, 28009073), (167, 4360694), (334, 2180347), (367, 1984294), (457, 1593514), (734, 992147), (914, 796757), (2171, 335438), (4342, 167719), (4771, 152638), (5941, 122578), (9542, 76319), (11882, 61289)]