919965753

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{21893}}^1$

素因数の和:21958

約数の個数: 48

約数和(自身を含む): 1639422720

約数和(自身を除く): 719456967

約数列:

[1, 3, 7, 9, 21, 23, 29, 63, 69, 87, 161, 203, 207, 261, 483, 609, 667, 1449, 1827, 2001, 4669, 6003, 14007, 21893, 42021, 65679, 153251, 197037, 459753, 503539, 634897, 1379259, 1510617, 1904691, 3524773, 4444279, 4531851, 5714073, 10574319, 13332837, 14602631, 31722957, 39998511, 43807893, 102218417, 131423679, 306655251, 919965753]

約数ペア:

[(1, 919965753), (3, 306655251), (7, 131423679), (9, 102218417), (21, 43807893), (23, 39998511), (29, 31722957), (63, 14602631), (69, 13332837), (87, 10574319), (161, 5714073), (203, 4531851), (207, 4444279), (261, 3524773), (483, 1904691), (609, 1510617), (667, 1379259), (1449, 634897), (1827, 503539), (2001, 459753), (4669, 197037), (6003, 153251), (14007, 65679), (21893, 42021)]