15693640137

素因数分解:

$3^3\times 7^1\times {\mathrm{4493}}^1\times {\mathrm{18481}}^1$

素因数の和:22990

約数の個数: 32

約数和(自身を含む): 26578594560

約数和(自身を除く): 10884954423

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 4493, 13479, 18481, 31451, 40437, 55443, 94353, 121311, 129367, 166329, 283059, 388101, 498987, 849177, 1164303, 3492909, 83035133, 249105399, 581245931, 747316197, 1743737793, 2241948591, 5231213379, 15693640137]

約数ペア:

[(1, 15693640137), (3, 5231213379), (7, 2241948591), (9, 1743737793), (21, 747316197), (27, 581245931), (63, 249105399), (189, 83035133), (4493, 3492909), (13479, 1164303), (18481, 849177), (31451, 498987), (40437, 388101), (55443, 283059), (94353, 166329), (121311, 129367)]