2647001

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{401}}^1$

素因数の和:472

約数の個数: 16

約数和(自身を含む): 3241728

約数和(自身を除く): 594727

約数列:

[1, 7, 23, 41, 161, 287, 401, 943, 2807, 6601, 9223, 16441, 64561, 115087, 378143, 2647001]

約数ペア:

[(1, 2647001), (7, 378143), (23, 115087), (41, 64561), (161, 16441), (287, 9223), (401, 6601), (943, 2807)]