13778667

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1279}}^1$

素因数の和:1317

約数の個数: 40

約数和(自身を含む): 24780800

約数和(自身を除く): 11002133

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 399, 513, 567, 1197, 1279, 1539, 3591, 3837, 8953, 10773, 11511, 24301, 26859, 34533, 72903, 80577, 103599, 170107, 218709, 241731, 510321, 656127, 725193, 1530963, 1968381, 4592889, 13778667]

約数ペア:

[(1, 13778667), (3, 4592889), (7, 1968381), (9, 1530963), (19, 725193), (21, 656127), (27, 510321), (57, 241731), (63, 218709), (81, 170107), (133, 103599), (171, 80577), (189, 72903), (399, 34533), (513, 26859), (567, 24301), (1197, 11511), (1279, 10773), (1539, 8953), (3591, 3837)]