16081779

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{421}}^1$

素因数の和:555

約数の個数: 32

約数和(自身を含む): 26251776

約数和(自身を除く): 10169997

約数列:

[1, 3, 7, 17, 21, 51, 107, 119, 321, 357, 421, 749, 1263, 1819, 2247, 2947, 5457, 7157, 8841, 12733, 21471, 38199, 45047, 50099, 135141, 150297, 315329, 765799, 945987, 2297397, 5360593, 16081779]

約数ペア:

[(1, 16081779), (3, 5360593), (7, 2297397), (17, 945987), (21, 765799), (51, 315329), (107, 150297), (119, 135141), (321, 50099), (357, 45047), (421, 38199), (749, 21471), (1263, 12733), (1819, 8841), (2247, 7157), (2947, 5457)]