78201081

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1861}}^1$

素因数の和:1926

約数の個数: 48

約数和(自身を含む): 139426560

約数和(自身を除く): 61225479

約数列:

[1, 3, 7, 9, 21, 23, 29, 63, 69, 87, 161, 203, 207, 261, 483, 609, 667, 1449, 1827, 1861, 2001, 4669, 5583, 6003, 13027, 14007, 16749, 39081, 42021, 42803, 53969, 117243, 128409, 161907, 299621, 377783, 385227, 485721, 898863, 1133349, 1241287, 2696589, 3400047, 3723861, 8689009, 11171583, 26067027, 78201081]

約数ペア:

[(1, 78201081), (3, 26067027), (7, 11171583), (9, 8689009), (21, 3723861), (23, 3400047), (29, 2696589), (63, 1241287), (69, 1133349), (87, 898863), (161, 485721), (203, 385227), (207, 377783), (261, 299621), (483, 161907), (609, 128409), (667, 117243), (1449, 53969), (1827, 42803), (1861, 42021), (2001, 39081), (4669, 16749), (5583, 14007), (6003, 13027)]