80868789

素因数分解:

$3^2\times {\mathrm{113}}^1\times {\mathrm{131}}^1\times {\mathrm{607}}^1$

素因数の和:857

約数の個数: 24

約数和(自身を含む): 118939392

約数和(自身を除く): 38070603

約数列:

[1, 3, 9, 113, 131, 339, 393, 607, 1017, 1179, 1821, 5463, 14803, 44409, 68591, 79517, 133227, 205773, 238551, 617319, 715653, 8985421, 26956263, 80868789]

約数ペア:

[(1, 80868789), (3, 26956263), (9, 8985421), (113, 715653), (131, 617319), (339, 238551), (393, 205773), (607, 133227), (1017, 79517), (1179, 68591), (1821, 44409), (5463, 14803)]