291224109

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1\times {\mathrm{433}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 431222400

約数和(自身を除く): 139998291

約数列:

[1, 3, 11, 33, 89, 229, 267, 433, 687, 979, 1299, 2519, 2937, 4763, 7557, 14289, 20381, 38537, 61143, 99157, 115611, 224191, 297471, 423907, 672573, 1090727, 1271721, 3272181, 8824973, 26474919, 97074703, 291224109]

約数ペア:

[(1, 291224109), (3, 97074703), (11, 26474919), (33, 8824973), (89, 3272181), (229, 1271721), (267, 1090727), (433, 672573), (687, 423907), (979, 297471), (1299, 224191), (2519, 115611), (2937, 99157), (4763, 61143), (7557, 38537), (14289, 20381)]