121378521

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{409}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 195894720

約数和(自身を除く): 74516199

約数列:

[1, 3, 11, 17, 23, 33, 51, 69, 187, 253, 391, 409, 529, 561, 759, 1173, 1227, 1587, 4301, 4499, 5819, 6953, 8993, 9407, 12903, 13497, 17457, 20859, 26979, 28221, 76483, 98923, 103477, 159919, 216361, 229449, 296769, 310431, 479757, 649083, 1759109, 2379971, 3678137, 5277327, 7139913, 11034411, 40459507, 121378521]

約数ペア:

[(1, 121378521), (3, 40459507), (11, 11034411), (17, 7139913), (23, 5277327), (33, 3678137), (51, 2379971), (69, 1759109), (187, 649083), (253, 479757), (391, 310431), (409, 296769), (529, 229449), (561, 216361), (759, 159919), (1173, 103477), (1227, 98923), (1587, 76483), (4301, 28221), (4499, 26979), (5819, 20859), (6953, 17457), (8993, 13497), (9407, 12903)]