86580027

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 136401408

約数和(自身を除く): 49821381

約数列:

[1, 3, 9, 23, 43, 69, 71, 129, 137, 207, 213, 387, 411, 639, 989, 1233, 1633, 2967, 3053, 3151, 4899, 5891, 8901, 9159, 9453, 9727, 14697, 17673, 27477, 28359, 29181, 53019, 70219, 87543, 135493, 210657, 223721, 406479, 418261, 631971, 671163, 1219437, 1254783, 2013489, 3764349, 9620003, 28860009, 86580027]

約数ペア:

[(1, 86580027), (3, 28860009), (9, 9620003), (23, 3764349), (43, 2013489), (69, 1254783), (71, 1219437), (129, 671163), (137, 631971), (207, 418261), (213, 406479), (387, 223721), (411, 210657), (639, 135493), (989, 87543), (1233, 70219), (1633, 53019), (2967, 29181), (3053, 28359), (3151, 27477), (4899, 17673), (5891, 14697), (8901, 9727), (9159, 9453)]