408303429

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{919}}^1$

素因数の和:1129

約数の個数: 32

約数和(自身を含む): 585031680

約数和(自身を除く): 176728251

約数列:

[1, 3, 23, 47, 69, 137, 141, 411, 919, 1081, 2757, 3151, 3243, 6439, 9453, 19317, 21137, 43193, 63411, 125903, 129579, 148097, 377709, 444291, 993439, 2895769, 2980317, 5917441, 8687307, 17752323, 136101143, 408303429]

約数ペア:

[(1, 408303429), (3, 136101143), (23, 17752323), (47, 8687307), (69, 5917441), (137, 2980317), (141, 2895769), (411, 993439), (919, 444291), (1081, 377709), (2757, 148097), (3151, 129579), (3243, 125903), (6439, 63411), (9453, 43193), (19317, 21137)]