16897863

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:207

約数の個数: 32

約数和(自身を含む): 24514560

約数和(自身を除く): 7616697

約数列:

[1, 3, 37, 41, 47, 79, 111, 123, 141, 237, 1517, 1739, 1927, 2923, 3239, 3713, 4551, 5217, 5781, 8769, 9717, 11139, 71299, 119843, 137381, 152233, 213897, 359529, 412143, 456699, 5632621, 16897863]

約数ペア:

[(1, 16897863), (3, 5632621), (37, 456699), (41, 412143), (47, 359529), (79, 213897), (111, 152233), (123, 137381), (141, 119843), (237, 71299), (1517, 11139), (1739, 9717), (1927, 8769), (2923, 5781), (3239, 5217), (3713, 4551)]