2948654947

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{20327}}^1$

素因数の和:20427

約数の個数: 32

約数和(自身を含む): 3793692672

約数和(自身を除く): 845037725

約数列:

[1, 7, 17, 23, 53, 119, 161, 371, 391, 901, 1219, 2737, 6307, 8533, 20327, 20723, 142289, 145061, 345559, 467521, 1077331, 2418913, 3272647, 7541317, 7947857, 18314627, 24778613, 55634999, 128202389, 173450291, 421236421, 2948654947]

約数ペア:

[(1, 2948654947), (7, 421236421), (17, 173450291), (23, 128202389), (53, 55634999), (119, 24778613), (161, 18314627), (371, 7947857), (391, 7541317), (901, 3272647), (1219, 2418913), (2737, 1077331), (6307, 467521), (8533, 345559), (20327, 145061), (20723, 142289)]