17947989819

素因数分解:

$3^2\times {\mathrm{17}}^3\times {\mathrm{71}}^1\times {\mathrm{5717}}^1$

素因数の和:5845

約数の個数: 48

約数和(自身を含む): 27937690560

約数和(自身を除く): 9989700741

約数列:

[1, 3, 9, 17, 51, 71, 153, 213, 289, 639, 867, 1207, 2601, 3621, 4913, 5717, 10863, 14739, 17151, 20519, 44217, 51453, 61557, 97189, 184671, 291567, 348823, 405907, 874701, 1046469, 1217721, 1652213, 3139407, 3653163, 4956639, 6900419, 14869917, 20701257, 28087621, 62103771, 84262863, 117307123, 252788589, 351921369, 1055764107, 1994221091, 5982663273, 17947989819]

約数ペア:

[(1, 17947989819), (3, 5982663273), (9, 1994221091), (17, 1055764107), (51, 351921369), (71, 252788589), (153, 117307123), (213, 84262863), (289, 62103771), (639, 28087621), (867, 20701257), (1207, 14869917), (2601, 6900419), (3621, 4956639), (4913, 3653163), (5717, 3139407), (10863, 1652213), (14739, 1217721), (17151, 1046469), (20519, 874701), (44217, 405907), (51453, 348823), (61557, 291567), (97189, 184671)]