172664135

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{2441}}^1$

素因数の和:2543

約数の個数: 32

約数和(自身を含む): 247560192

約数和(自身を除く): 74896057

約数列:

[1, 5, 7, 35, 43, 47, 215, 235, 301, 329, 1505, 1645, 2021, 2441, 10105, 12205, 14147, 17087, 70735, 85435, 104963, 114727, 524815, 573635, 734741, 803089, 3673705, 4015445, 4933261, 24666305, 34532827, 172664135]

約数ペア:

[(1, 172664135), (5, 34532827), (7, 24666305), (35, 4933261), (43, 4015445), (47, 3673705), (215, 803089), (235, 734741), (301, 573635), (329, 524815), (1505, 114727), (1645, 104963), (2021, 85435), (2441, 70735), (10105, 17087), (12205, 14147)]