847894

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{421}}^1$

素因数の和:495

約数の個数: 16

約数和(自身を含む): 1367280

約数和(自身を除く): 519386

約数列:

[1, 2, 19, 38, 53, 106, 421, 842, 1007, 2014, 7999, 15998, 22313, 44626, 423947, 847894]

約数ペア:

[(1, 847894), (2, 423947), (19, 44626), (38, 22313), (53, 15998), (106, 7999), (421, 2014), (842, 1007)]