155705627

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1499}}^1$

素因数の和:1607

約数の個数: 32

約数和(自身を含む): 207360000

約数和(自身を除く): 51654373

約数列:

[1, 7, 11, 19, 71, 77, 133, 209, 497, 781, 1349, 1463, 1499, 5467, 9443, 10493, 14839, 16489, 28481, 103873, 106429, 115423, 199367, 313291, 745003, 1170719, 2022151, 2193037, 8195033, 14155057, 22243661, 155705627]

約数ペア:

[(1, 155705627), (7, 22243661), (11, 14155057), (19, 8195033), (71, 2193037), (77, 2022151), (133, 1170719), (209, 745003), (497, 313291), (781, 199367), (1349, 115423), (1463, 106429), (1499, 103873), (5467, 28481), (9443, 16489), (10493, 14839)]