2989042

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1$

素因数の和:706

約数の個数: 32

約数和(自身を含む): 5719680

約数和(自身を除く): 2730638

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 119, 133, 238, 266, 323, 646, 661, 1322, 2261, 4522, 4627, 9254, 11237, 12559, 22474, 25118, 78659, 87913, 157318, 175826, 213503, 427006, 1494521, 2989042]

約数ペア:

[(1, 2989042), (2, 1494521), (7, 427006), (14, 213503), (17, 175826), (19, 157318), (34, 87913), (38, 78659), (119, 25118), (133, 22474), (238, 12559), (266, 11237), (323, 9254), (646, 4627), (661, 4522), (1322, 2261)]