81973924

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{5153}}^1$

素因数の和:5295

約数の個数: 24

約数和(自身を含む): 148497048

約数和(自身を除く): 66523124

約数列:

[1, 2, 4, 41, 82, 97, 164, 194, 388, 3977, 5153, 7954, 10306, 15908, 20612, 211273, 422546, 499841, 845092, 999682, 1999364, 20493481, 40986962, 81973924]

約数ペア:

[(1, 81973924), (2, 40986962), (4, 20493481), (41, 1999364), (82, 999682), (97, 845092), (164, 499841), (194, 422546), (388, 211273), (3977, 20612), (5153, 15908), (7954, 10306)]