61348959

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{20719}}^1$

素因数の和:20779

約数の個数: 24

約数和(自身を含む): 103434240

約数和(自身を除く): 42085281

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 20719, 62157, 145033, 186471, 435099, 973793, 1305297, 2921379, 6816551, 8764137, 20449653, 61348959]

約数ペア:

[(1, 61348959), (3, 20449653), (7, 8764137), (9, 6816551), (21, 2921379), (47, 1305297), (63, 973793), (141, 435099), (329, 186471), (423, 145033), (987, 62157), (2961, 20719)]