215310081

素因数分解:

$3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{42899}}^1$

素因数の和:43148

約数の個数: 16

約数和(自身を含む): 329472000

約数和(自身を除く): 114161919

約数列:

[1, 3, 7, 21, 239, 717, 1673, 5019, 42899, 128697, 300293, 900879, 10252861, 30758583, 71770027, 215310081]

約数ペア:

[(1, 215310081), (3, 71770027), (7, 30758583), (21, 10252861), (239, 900879), (717, 300293), (1673, 128697), (5019, 42899)]