28867061

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:548

約数の個数: 16

約数和(自身を含む): 31521600

約数和(自身を除く): 2654539

約数列:

[1, 19, 43, 89, 397, 817, 1691, 3827, 7543, 17071, 35333, 72713, 324349, 671327, 1519319, 28867061]

約数ペア:

[(1, 28867061), (19, 1519319), (43, 671327), (89, 324349), (397, 72713), (817, 35333), (1691, 17071), (3827, 7543)]