12718269

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{439}}^1$

素因数の和:514

約数の個数: 32

約数和(自身を含む): 20064000

約数和(自身を除く): 7345731

約数列:

[1, 3, 9, 27, 29, 37, 87, 111, 261, 333, 439, 783, 999, 1073, 1317, 3219, 3951, 9657, 11853, 12731, 16243, 28971, 38193, 48729, 114579, 146187, 343737, 438561, 471047, 1413141, 4239423, 12718269]

約数ペア:

[(1, 12718269), (3, 4239423), (9, 1413141), (27, 471047), (29, 438561), (37, 343737), (87, 146187), (111, 114579), (261, 48729), (333, 38193), (439, 28971), (783, 16243), (999, 12731), (1073, 11853), (1317, 9657), (3219, 3951)]