66897691

素因数分解:

$7^3\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:200

約数の個数: 32

約数和(自身を含む): 82252800

約数和(自身を除く): 15355109

約数列:

[1, 7, 41, 49, 67, 71, 287, 343, 469, 497, 2009, 2747, 2911, 3283, 3479, 4757, 14063, 19229, 20377, 22981, 24353, 33299, 134603, 142639, 195037, 233093, 942221, 998473, 1365259, 1631651, 9556813, 66897691]

約数ペア:

[(1, 66897691), (7, 9556813), (41, 1631651), (49, 1365259), (67, 998473), (71, 942221), (287, 233093), (343, 195037), (469, 142639), (497, 134603), (2009, 33299), (2747, 24353), (2911, 22981), (3283, 20377), (3479, 19229), (4757, 14063)]