66772517

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{5641}}^1$

素因数の和:5756

約数の個数: 16

約数和(自身を含む): 81244800

約数和(自身を除く): 14472283

約数列:

[1, 7, 19, 89, 133, 623, 1691, 5641, 11837, 39487, 107179, 502049, 750253, 3514343, 9538931, 66772517]

約数ペア:

[(1, 66772517), (7, 9538931), (19, 3514343), (89, 750253), (133, 502049), (623, 107179), (1691, 39487), (5641, 11837)]