28745595

素因数分解:

$3^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1301}}^1$

素因数の和:1803

約数の個数: 24

約数和(自身を含む): 49965552

約数和(自身を除く): 21219957

約数列:

[1, 3, 5, 9, 15, 45, 491, 1301, 1473, 2455, 3903, 4419, 6505, 7365, 11709, 19515, 22095, 58545, 638791, 1916373, 3193955, 5749119, 9581865, 28745595]

約数ペア:

[(1, 28745595), (3, 9581865), (5, 5749119), (9, 3193955), (15, 1916373), (45, 638791), (491, 58545), (1301, 22095), (1473, 19515), (2455, 11709), (3903, 7365), (4419, 6505)]