17418807

素因数分解:

$3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1041

約数の個数: 40

約数和(自身を含む): 30728192

約数和(自身を除く): 13309385

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 81, 93, 189, 217, 279, 567, 651, 837, 991, 1953, 2511, 2973, 5859, 6937, 8919, 17577, 20811, 26757, 30721, 62433, 80271, 92163, 187299, 215047, 276489, 561897, 645141, 829467, 1935423, 2488401, 5806269, 17418807]

約数ペア:

[(1, 17418807), (3, 5806269), (7, 2488401), (9, 1935423), (21, 829467), (27, 645141), (31, 561897), (63, 276489), (81, 215047), (93, 187299), (189, 92163), (217, 80271), (279, 62433), (567, 30721), (651, 26757), (837, 20811), (991, 17577), (1953, 8919), (2511, 6937), (2973, 5859)]