6689690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{421}}^1$

素因数の和:662

約数の個数: 32

約数和(自身を含む): 13855104

約数和(自身を除く): 7165414

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 227, 421, 454, 842, 1135, 1589, 2105, 2270, 2947, 3178, 4210, 5894, 7945, 14735, 15890, 29470, 95567, 191134, 477835, 668969, 955670, 1337938, 3344845, 6689690]

約数ペア:

[(1, 6689690), (2, 3344845), (5, 1337938), (7, 955670), (10, 668969), (14, 477835), (35, 191134), (70, 95567), (227, 29470), (421, 15890), (454, 14735), (842, 7945), (1135, 5894), (1589, 4210), (2105, 3178), (2270, 2947)]