1205997

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{107}}^1$

素因数の和:157

約数の個数: 24

約数和(自身を含む): 1856736

約数和(自身を除く): 650739

約数列:

[1, 3, 13, 17, 39, 51, 107, 221, 289, 321, 663, 867, 1391, 1819, 3757, 4173, 5457, 11271, 23647, 30923, 70941, 92769, 401999, 1205997]

約数ペア:

[(1, 1205997), (3, 401999), (13, 92769), (17, 70941), (39, 30923), (51, 23647), (107, 11271), (221, 5457), (289, 4173), (321, 3757), (663, 1819), (867, 1391)]