16405910997

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2503}}^1\times {\mathrm{2917}}^1$

素因数の和:5537

約数の個数: 32

約数和(自身を含む): 25251858432

約数和(自身を除く): 8845947435

約数列:

[1, 3, 7, 21, 107, 321, 749, 2247, 2503, 2917, 7509, 8751, 17521, 20419, 52563, 61257, 267821, 312119, 803463, 936357, 1874747, 2184833, 5624241, 6554499, 7301251, 21903753, 51108757, 153326271, 781233857, 2343701571, 5468636999, 16405910997]

約数ペア:

[(1, 16405910997), (3, 5468636999), (7, 2343701571), (21, 781233857), (107, 153326271), (321, 51108757), (749, 21903753), (2247, 7301251), (2503, 6554499), (2917, 5624241), (7509, 2184833), (8751, 1874747), (17521, 936357), (20419, 803463), (52563, 312119), (61257, 267821)]