1668485

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 2607360

約数和(自身を除く): 938875

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 193, 247, 455, 665, 965, 1235, 1351, 1729, 2509, 3667, 6755, 8645, 12545, 17563, 18335, 25669, 47671, 87815, 128345, 238355, 333697, 1668485]

約数ペア:

[(1, 1668485), (5, 333697), (7, 238355), (13, 128345), (19, 87815), (35, 47671), (65, 25669), (91, 18335), (95, 17563), (133, 12545), (193, 8645), (247, 6755), (455, 3667), (665, 2509), (965, 1729), (1235, 1351)]