28202065

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{673}}^1$

素因数の和:741

約数の個数: 24

約数和(自身を含む): 37245240

約数和(自身を除く): 9043175

約数列:

[1, 5, 17, 29, 85, 145, 289, 493, 673, 1445, 2465, 3365, 8381, 11441, 19517, 41905, 57205, 97585, 194497, 331789, 972485, 1658945, 5640413, 28202065]

約数ペア:

[(1, 28202065), (5, 5640413), (17, 1658945), (29, 972485), (85, 331789), (145, 194497), (289, 97585), (493, 57205), (673, 41905), (1445, 19517), (2465, 11441), (3365, 8381)]