28328545

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1013}}^1$

素因数の和:1089

約数の個数: 32

約数和(自身を含む): 42052608

約数和(自身を除く): 13724063

約数列:

[1, 5, 7, 17, 35, 47, 85, 119, 235, 329, 595, 799, 1013, 1645, 3995, 5065, 5593, 7091, 17221, 27965, 35455, 47611, 86105, 120547, 238055, 333277, 602735, 809387, 1666385, 4046935, 5665709, 28328545]

約数ペア:

[(1, 28328545), (5, 5665709), (7, 4046935), (17, 1666385), (35, 809387), (47, 602735), (85, 333277), (119, 238055), (235, 120547), (329, 86105), (595, 47611), (799, 35455), (1013, 27965), (1645, 17221), (3995, 7091), (5065, 5593)]