520070229

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{266293}}^1$

素因数の和:266337

約数の個数: 24

約数和(自身を含む): 886226432

約数和(自身を除く): 366156203

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 266293, 798879, 1864051, 2396637, 5592153, 8255083, 16776459, 24765249, 57785581, 74295747, 173356743, 520070229]

約数ペア:

[(1, 520070229), (3, 173356743), (7, 74295747), (9, 57785581), (21, 24765249), (31, 16776459), (63, 8255083), (93, 5592153), (217, 2396637), (279, 1864051), (651, 798879), (1953, 266293)]