6431985

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{2917}}^1$

素因数の和:2942

約数の個数: 36

約数和(自身を含む): 12973428

約数和(自身を除く): 6541443

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 2917, 8751, 14585, 20419, 26253, 43755, 61257, 102095, 131265, 142933, 183771, 306285, 428799, 714665, 918855, 1286397, 2143995, 6431985]

約数ペア:

[(1, 6431985), (3, 2143995), (5, 1286397), (7, 918855), (9, 714665), (15, 428799), (21, 306285), (35, 183771), (45, 142933), (49, 131265), (63, 102095), (105, 61257), (147, 43755), (245, 26253), (315, 20419), (441, 14585), (735, 8751), (2205, 2917)]