80211729

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{359}}^1$

素因数の和:729

約数の個数: 32

約数和(自身を含む): 122653440

約数和(自身を除く): 42441711

約数列:

[1, 3, 13, 17, 39, 51, 221, 337, 359, 663, 1011, 1077, 4381, 4667, 5729, 6103, 13143, 14001, 17187, 18309, 74477, 79339, 120983, 223431, 238017, 362949, 1572779, 2056711, 4718337, 6170133, 26737243, 80211729]

約数ペア:

[(1, 80211729), (3, 26737243), (13, 6170133), (17, 4718337), (39, 2056711), (51, 1572779), (221, 362949), (337, 238017), (359, 223431), (663, 120983), (1011, 79339), (1077, 74477), (4381, 18309), (4667, 17187), (5729, 14001), (6103, 13143)]