198279826

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{431}}^1$

素因数の和:666

約数の個数: 32

約数和(自身を含む): 317634048

約数和(自身を除く): 119354222

約数列:

[1, 2, 23, 46, 73, 137, 146, 274, 431, 862, 1679, 3151, 3358, 6302, 9913, 10001, 19826, 20002, 31463, 59047, 62926, 118094, 230023, 460046, 723649, 1358081, 1447298, 2716162, 4310431, 8620862, 99139913, 198279826]

約数ペア:

[(1, 198279826), (2, 99139913), (23, 8620862), (46, 4310431), (73, 2716162), (137, 1447298), (146, 1358081), (274, 723649), (431, 460046), (862, 230023), (1679, 118094), (3151, 62926), (3358, 59047), (6302, 31463), (9913, 20002), (10001, 19826)]