1377729

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{233}}^1$

素因数の和:318

約数の個数: 20

約数和(自身を含む): 2095236

約数和(自身を除く): 717507

約数列:

[1, 3, 9, 27, 73, 81, 219, 233, 657, 699, 1971, 2097, 5913, 6291, 17009, 18873, 51027, 153081, 459243, 1377729]

約数ペア:

[(1, 1377729), (3, 459243), (9, 153081), (27, 51027), (73, 18873), (81, 17009), (219, 6291), (233, 5913), (657, 2097), (699, 1971)]