1321991038

素因数分解:

$2^1\times {\mathrm{167}}^1\times {\mathrm{257}}^1\times {\mathrm{15401}}^1$

素因数の和:15827

約数の個数: 16

約数和(自身を含む): 2002752864

約数和(自身を除く): 680761826

約数列:

[1, 2, 167, 257, 334, 514, 15401, 30802, 42919, 85838, 2571967, 3958057, 5143934, 7916114, 660995519, 1321991038]

約数ペア:

[(1, 1321991038), (2, 660995519), (167, 7916114), (257, 5143934), (334, 3958057), (514, 2571967), (15401, 85838), (30802, 42919)]