6978517

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{347}}^1$

素因数の和:397

約数の個数: 24

約数和(自身を含む): 9170496

約数和(自身を除く): 2191979

約数列:

[1, 7, 13, 17, 91, 119, 169, 221, 347, 1183, 1547, 2429, 2873, 4511, 5899, 20111, 31577, 41293, 58643, 76687, 410501, 536809, 996931, 6978517]

約数ペア:

[(1, 6978517), (7, 996931), (13, 536809), (17, 410501), (91, 76687), (119, 58643), (169, 41293), (221, 31577), (347, 20111), (1183, 5899), (1547, 4511), (2429, 2873)]