811972

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{617}}^1$

素因数の和:675

約数の個数: 24

約数和(自身を含む): 1661184

約数和(自身を除く): 849212

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 617, 658, 1234, 1316, 2468, 4319, 8638, 17276, 28999, 57998, 115996, 202993, 405986, 811972]

約数ペア:

[(1, 811972), (2, 405986), (4, 202993), (7, 115996), (14, 57998), (28, 28999), (47, 17276), (94, 8638), (188, 4319), (329, 2468), (617, 1316), (658, 1234)]