859620321

素因数分解:

$3^2\times 7^1\times {\mathrm{613}}^1\times {\mathrm{22259}}^1$

素因数の和:22885

約数の個数: 24

約数和(自身を含む): 1421434560

約数和(自身を除く): 561814239

約数列:

[1, 3, 7, 9, 21, 63, 613, 1839, 4291, 5517, 12873, 22259, 38619, 66777, 155813, 200331, 467439, 1402317, 13644767, 40934301, 95513369, 122802903, 286540107, 859620321]

約数ペア:

[(1, 859620321), (3, 286540107), (7, 122802903), (9, 95513369), (21, 40934301), (63, 13644767), (613, 1402317), (1839, 467439), (4291, 200331), (5517, 155813), (12873, 66777), (22259, 38619)]