1987478313

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{437867}}^1$

素因数の和:437976

約数の個数: 16

約数和(自身を含む): 2837384640

約数和(自身を除く): 849906327

約数列:

[1, 3, 17, 51, 89, 267, 1513, 4539, 437867, 1313601, 7443739, 22331217, 38970163, 116910489, 662492771, 1987478313]

約数ペア:

[(1, 1987478313), (3, 662492771), (17, 116910489), (51, 38970163), (89, 22331217), (267, 7443739), (1513, 1313601), (4539, 437867)]