199827579

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{613}}^1$

素因数の和:704

約数の個数: 48

約数和(自身を含む): 329379072

約数和(自身を除く): 129551493

約数列:

[1, 3, 7, 19, 21, 43, 57, 129, 133, 301, 361, 399, 613, 817, 903, 1083, 1839, 2451, 2527, 4291, 5719, 7581, 11647, 12873, 15523, 17157, 26359, 34941, 46569, 79077, 81529, 108661, 184513, 221293, 244587, 325983, 500821, 553539, 663879, 1502463, 1549051, 3505747, 4647153, 9515599, 10517241, 28546797, 66609193, 199827579]

約数ペア:

[(1, 199827579), (3, 66609193), (7, 28546797), (19, 10517241), (21, 9515599), (43, 4647153), (57, 3505747), (129, 1549051), (133, 1502463), (301, 663879), (361, 553539), (399, 500821), (613, 325983), (817, 244587), (903, 221293), (1083, 184513), (1839, 108661), (2451, 81529), (2527, 79077), (4291, 46569), (5719, 34941), (7581, 26359), (11647, 17157), (12873, 15523)]