77951681

素因数分解:

${\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:265

約数の個数: 24

約数和(自身を含む): 87531840

約数和(自身を除く): 9580159

約数列:

[1, 17, 29, 71, 131, 289, 493, 1207, 2059, 2227, 3799, 8381, 9301, 20519, 35003, 37859, 64583, 158117, 269729, 595051, 1097911, 2687989, 4585393, 77951681]

約数ペア:

[(1, 77951681), (17, 4585393), (29, 2687989), (71, 1097911), (131, 595051), (289, 269729), (493, 158117), (1207, 64583), (2059, 37859), (2227, 35003), (3799, 20519), (8381, 9301)]