266920227

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{222991}}^1$

素因数の和:223023

約数の個数: 24

約数和(自身を含む): 463823360

約数和(自身を除く): 196903133

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 222991, 668973, 1560937, 2006919, 4236829, 4682811, 12710487, 14048433, 29657803, 38131461, 88973409, 266920227]

約数ペア:

[(1, 266920227), (3, 88973409), (7, 38131461), (9, 29657803), (19, 14048433), (21, 12710487), (57, 4682811), (63, 4236829), (133, 2006919), (171, 1560937), (399, 668973), (1197, 222991)]