54278231

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{337}}^1$

素因数の和:543

約数の個数: 24

約数和(自身を含む): 67045680

約数和(自身を除く): 12767449

約数列:

[1, 7, 19, 49, 133, 173, 337, 931, 1211, 2359, 3287, 6403, 8477, 16513, 23009, 44821, 58301, 161063, 313747, 408107, 1107719, 2856749, 7754033, 54278231]

約数ペア:

[(1, 54278231), (7, 7754033), (19, 2856749), (49, 1107719), (133, 408107), (173, 313747), (337, 161063), (931, 58301), (1211, 44821), (2359, 23009), (3287, 16513), (6403, 8477)]