56154567

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{72271}}^1$

素因数の和:72318

約数の個数: 16

約数和(自身を含む): 87882752

約数和(自身を除く): 31728185

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 72271, 216813, 505897, 1517691, 2674027, 8022081, 18718189, 56154567]

約数ペア:

[(1, 56154567), (3, 18718189), (7, 8022081), (21, 2674027), (37, 1517691), (111, 505897), (259, 216813), (777, 72271)]