12222925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{263}}^1$

素因数の和:310

約数の個数: 36

約数和(自身を含む): 17972064

約数和(自身を除く): 5749139

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 169, 263, 275, 325, 715, 845, 1315, 1859, 2893, 3419, 3575, 4225, 6575, 9295, 14465, 17095, 37609, 44447, 46475, 72325, 85475, 188045, 222235, 488917, 940225, 1111175, 2444585, 12222925]

約数ペア:

[(1, 12222925), (5, 2444585), (11, 1111175), (13, 940225), (25, 488917), (55, 222235), (65, 188045), (143, 85475), (169, 72325), (263, 46475), (275, 44447), (325, 37609), (715, 17095), (845, 14465), (1315, 9295), (1859, 6575), (2893, 4225), (3419, 3575)]