2897895

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 6257664

約数和(自身を除く): 3359769

約数列:

[1, 3, 5, 7, 11, 13, 15, 21, 33, 35, 39, 55, 65, 77, 91, 105, 143, 165, 193, 195, 231, 273, 385, 429, 455, 579, 715, 965, 1001, 1155, 1351, 1365, 2123, 2145, 2509, 2895, 3003, 4053, 5005, 6369, 6755, 7527, 10615, 12545, 14861, 15015, 17563, 20265, 27599, 31845, 37635, 44583, 52689, 74305, 82797, 87815, 137995, 193193, 222915, 263445, 413985, 579579, 965965, 2897895]

約数ペア:

[(1, 2897895), (3, 965965), (5, 579579), (7, 413985), (11, 263445), (13, 222915), (15, 193193), (21, 137995), (33, 87815), (35, 82797), (39, 74305), (55, 52689), (65, 44583), (77, 37635), (91, 31845), (105, 27599), (143, 20265), (165, 17563), (193, 15015), (195, 14861), (231, 12545), (273, 10615), (385, 7527), (429, 6755), (455, 6369), (579, 5005), (715, 4053), (965, 3003), (1001, 2895), (1155, 2509), (1351, 2145), (1365, 2123)]