28424425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1423}}^1$

素因数の和:1497

約数の個数: 24

約数和(自身を含む): 38140416

約数和(自身を除く): 9715991

約数列:

[1, 5, 17, 25, 47, 85, 235, 425, 799, 1175, 1423, 3995, 7115, 19975, 24191, 35575, 66881, 120955, 334405, 604775, 1136977, 1672025, 5684885, 28424425]

約数ペア:

[(1, 28424425), (5, 5684885), (17, 1672025), (25, 1136977), (47, 604775), (85, 334405), (235, 120955), (425, 66881), (799, 35575), (1175, 24191), (1423, 19975), (3995, 7115)]