66809813

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{509}}^1\times {\mathrm{1103}}^1$

素因数の和:1636

約数の個数: 16

約数和(自身を含む): 81077760

約数和(自身を除く): 14267947

約数列:

[1, 7, 17, 119, 509, 1103, 3563, 7721, 8653, 18751, 60571, 131257, 561427, 3929989, 9544259, 66809813]

約数ペア:

[(1, 66809813), (7, 9544259), (17, 3929989), (119, 561427), (509, 131257), (1103, 60571), (3563, 18751), (7721, 8653)]