1298967481

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{75403}}^1$

素因数の和:75540

約数の個数: 16

約数和(自身を含む): 1563577344

約数和(自身を除く): 264609863

約数列:

[1, 7, 23, 107, 161, 749, 2461, 17227, 75403, 527821, 1734269, 8068121, 12139883, 56476847, 185566783, 1298967481]

約数ペア:

[(1, 1298967481), (7, 185566783), (23, 56476847), (107, 12139883), (161, 8068121), (749, 1734269), (2461, 527821), (17227, 75403)]