181274877

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{4093}}^1$

素因数の和:4162

約数の個数: 48

約数和(自身を含む): 323589760

約数和(自身を除く): 142314883

約数列:

[1, 3, 7, 9, 19, 21, 37, 57, 63, 111, 133, 171, 259, 333, 399, 703, 777, 1197, 2109, 2331, 4093, 4921, 6327, 12279, 14763, 28651, 36837, 44289, 77767, 85953, 151441, 233301, 257859, 454323, 544369, 699903, 1060087, 1362969, 1633107, 2877379, 3180261, 4899321, 8632137, 9540783, 20141653, 25896411, 60424959, 181274877]

約数ペア:

[(1, 181274877), (3, 60424959), (7, 25896411), (9, 20141653), (19, 9540783), (21, 8632137), (37, 4899321), (57, 3180261), (63, 2877379), (111, 1633107), (133, 1362969), (171, 1060087), (259, 699903), (333, 544369), (399, 454323), (703, 257859), (777, 233301), (1197, 151441), (2109, 85953), (2331, 77767), (4093, 44289), (4921, 36837), (6327, 28651), (12279, 14763)]