216363910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{4051}}^1$

素因数の和:4181

約数の個数: 48

約数和(自身を含む): 457308720

約数和(自身を除く): 240944810

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 109, 218, 245, 490, 545, 763, 1090, 1526, 3815, 4051, 5341, 7630, 8102, 10682, 20255, 26705, 28357, 40510, 53410, 56714, 141785, 198499, 283570, 396998, 441559, 883118, 992495, 1984990, 2207795, 3090913, 4415590, 6181826, 15454565, 21636391, 30909130, 43272782, 108181955, 216363910]

約数ペア:

[(1, 216363910), (2, 108181955), (5, 43272782), (7, 30909130), (10, 21636391), (14, 15454565), (35, 6181826), (49, 4415590), (70, 3090913), (98, 2207795), (109, 1984990), (218, 992495), (245, 883118), (490, 441559), (545, 396998), (763, 283570), (1090, 198499), (1526, 141785), (3815, 56714), (4051, 53410), (5341, 40510), (7630, 28357), (8102, 26705), (10682, 20255)]