2009442071

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{16369}}^1$

素因数の和:16479

約数の個数: 32

約数和(自身を含む): 2640153600

約数和(自身を除く): 630711529

約数列:

[1, 7, 13, 19, 71, 91, 133, 247, 497, 923, 1349, 1729, 6461, 9443, 16369, 17537, 114583, 122759, 212797, 311011, 1162199, 1489579, 2177077, 4043143, 8135393, 15108587, 22081781, 28302001, 105760109, 154572467, 287063153, 2009442071]

約数ペア:

[(1, 2009442071), (7, 287063153), (13, 154572467), (19, 105760109), (71, 28302001), (91, 22081781), (133, 15108587), (247, 8135393), (497, 4043143), (923, 2177077), (1349, 1489579), (1729, 1162199), (6461, 311011), (9443, 212797), (16369, 122759), (17537, 114583)]