205254558

素因数分解:

$2^1\times 3^2\times {\mathrm{397}}^1\times {\mathrm{28723}}^1$

素因数の和:29128

約数の個数: 24

約数和(自身を含む): 445853928

約数和(自身を除く): 240599370

約数列:

[1, 2, 3, 6, 9, 18, 397, 794, 1191, 2382, 3573, 7146, 28723, 57446, 86169, 172338, 258507, 517014, 11403031, 22806062, 34209093, 68418186, 102627279, 205254558]

約数ペア:

[(1, 205254558), (2, 102627279), (3, 68418186), (6, 34209093), (9, 22806062), (18, 11403031), (397, 517014), (794, 258507), (1191, 172338), (2382, 86169), (3573, 57446), (7146, 28723)]