222247239

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:559

約数の個数: 32

約数和(自身を含む): 320060160

約数和(自身を除く): 97812921

約数列:

[1, 3, 17, 51, 107, 139, 293, 321, 417, 879, 1819, 2363, 4981, 5457, 7089, 14873, 14943, 31351, 40727, 44619, 94053, 122181, 252841, 532967, 692359, 758523, 1598901, 2077077, 4357789, 13073367, 74082413, 222247239]

約数ペア:

[(1, 222247239), (3, 74082413), (17, 13073367), (51, 4357789), (107, 2077077), (139, 1598901), (293, 758523), (321, 692359), (417, 532967), (879, 252841), (1819, 122181), (2363, 94053), (4981, 44619), (5457, 40727), (7089, 31351), (14873, 14943)]