28459221

素因数分解:

$3^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{2927}}^1$

素因数の和:3400

約数の個数: 16

約数和(自身を含む): 43474944

約数和(自身を除く): 15015723

約数列:

[1, 3, 7, 21, 463, 1389, 2927, 3241, 8781, 9723, 20489, 61467, 1355201, 4065603, 9486407, 28459221]

約数ペア:

[(1, 28459221), (3, 9486407), (7, 4065603), (21, 1355201), (463, 61467), (1389, 20489), (2927, 9723), (3241, 8781)]