12804511405

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{274451}}^1$

素因数の和:274537

約数の個数: 32

約数和(自身を含む): 18548563968

約数和(自身を除く): 5744052563

約数列:

[1, 5, 7, 31, 35, 43, 155, 215, 217, 301, 1085, 1333, 1505, 6665, 9331, 46655, 274451, 1372255, 1921157, 8507981, 9605785, 11801393, 42539905, 59006965, 59555867, 82609751, 297779335, 365843183, 413048755, 1829215915, 2560902281, 12804511405]

約数ペア:

[(1, 12804511405), (5, 2560902281), (7, 1829215915), (31, 413048755), (35, 365843183), (43, 297779335), (155, 82609751), (215, 59555867), (217, 59006965), (301, 42539905), (1085, 11801393), (1333, 9605785), (1505, 8507981), (6665, 1921157), (9331, 1372255), (46655, 274451)]