19140759

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{223}}^1$

素因数の和:277

約数の個数: 48

約数和(自身を含む): 33008640

約数和(自身を除く): 13867881

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 99, 153, 187, 223, 289, 297, 459, 561, 669, 867, 1683, 2007, 2453, 2601, 3179, 3791, 5049, 6021, 7359, 7803, 9537, 11373, 22077, 28611, 34119, 41701, 64447, 66231, 85833, 102357, 125103, 193341, 375309, 580023, 708917, 1125927, 1740069, 2126751, 6380253, 19140759]

約数ペア:

[(1, 19140759), (3, 6380253), (9, 2126751), (11, 1740069), (17, 1125927), (27, 708917), (33, 580023), (51, 375309), (99, 193341), (153, 125103), (187, 102357), (223, 85833), (289, 66231), (297, 64447), (459, 41701), (561, 34119), (669, 28611), (867, 22077), (1683, 11373), (2007, 9537), (2453, 7803), (2601, 7359), (3179, 6021), (3791, 5049)]