278469516

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{15797}}^1$

素因数の和:15930

約数の個数: 48

約数和(自身を含む): 705981024

約数和(自身を除く): 427511508

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 113, 156, 226, 339, 452, 678, 1356, 1469, 2938, 4407, 5876, 8814, 15797, 17628, 31594, 47391, 63188, 94782, 189564, 205361, 410722, 616083, 821444, 1232166, 1785061, 2464332, 3570122, 5355183, 7140244, 10710366, 21420732, 23205793, 46411586, 69617379, 92823172, 139234758, 278469516]

約数ペア:

[(1, 278469516), (2, 139234758), (3, 92823172), (4, 69617379), (6, 46411586), (12, 23205793), (13, 21420732), (26, 10710366), (39, 7140244), (52, 5355183), (78, 3570122), (113, 2464332), (156, 1785061), (226, 1232166), (339, 821444), (452, 616083), (678, 410722), (1356, 205361), (1469, 189564), (2938, 94782), (4407, 63188), (5876, 47391), (8814, 31594), (15797, 17628)]