998473

素因数分解:

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

素因数の和:133

約数の個数: 16

約数和(自身を含む): 1209600

約数和(自身を除く): 211127

約数列:

[1, 7, 41, 49, 71, 287, 343, 497, 2009, 2911, 3479, 14063, 20377, 24353, 142639, 998473]

約数ペア:

[(1, 998473), (7, 142639), (41, 24353), (49, 20377), (71, 14063), (287, 3479), (343, 2911), (497, 2009)]