84974281

素因数分解:

$7^2\times {\mathrm{61}}^1\times {\mathrm{28429}}^1$

素因数の和:28504

約数の個数: 12

約数和(自身を含む): 100471620

約数和(自身を除く): 15497339

約数列:

[1, 7, 49, 61, 427, 2989, 28429, 199003, 1393021, 1734169, 12139183, 84974281]

約数ペア:

[(1, 84974281), (7, 12139183), (49, 1734169), (61, 1393021), (427, 199003), (2989, 28429)]