509947802

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21067}}^1$

素因数の和:21115

約数の個数: 48

約数和(自身を含む): 1008735840

約数和(自身を除く): 498788038

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 49, 91, 98, 133, 182, 247, 266, 494, 637, 931, 1274, 1729, 1862, 3458, 12103, 21067, 24206, 42134, 147469, 273871, 294938, 400273, 547742, 800546, 1032283, 1917097, 2064566, 2801911, 3834194, 5203549, 5603822, 10407098, 13419679, 19613377, 26839358, 36424843, 39226754, 72849686, 254973901, 509947802]

約数ペア:

[(1, 509947802), (2, 254973901), (7, 72849686), (13, 39226754), (14, 36424843), (19, 26839358), (26, 19613377), (38, 13419679), (49, 10407098), (91, 5603822), (98, 5203549), (133, 3834194), (182, 2801911), (247, 2064566), (266, 1917097), (494, 1032283), (637, 800546), (931, 547742), (1274, 400273), (1729, 294938), (1862, 273871), (3458, 147469), (12103, 42134), (21067, 24206)]