6881805

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{3121}}^1$

素因数の和:3146

約数の個数: 36

約数和(自身を含む): 13880412

約数和(自身を除く): 6998607

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 3121, 9363, 15605, 21847, 28089, 46815, 65541, 109235, 140445, 152929, 196623, 327705, 458787, 764645, 983115, 1376361, 2293935, 6881805]

約数ペア:

[(1, 6881805), (3, 2293935), (5, 1376361), (7, 983115), (9, 764645), (15, 458787), (21, 327705), (35, 196623), (45, 152929), (49, 140445), (63, 109235), (105, 65541), (147, 46815), (245, 28089), (315, 21847), (441, 15605), (735, 9363), (2205, 3121)]