215280639

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67003}}^1$

素因数の和:67036

約数の個数: 32

約数和(自身を含む): 385943040

約数和(自身を除く): 170662401

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 67003, 201009, 469021, 603027, 1139051, 1407063, 1809081, 3417153, 4221189, 7973357, 10251459, 12663567, 23920071, 30754377, 71760213, 215280639]

約数ペア:

[(1, 215280639), (3, 71760213), (7, 30754377), (9, 23920071), (17, 12663567), (21, 10251459), (27, 7973357), (51, 4221189), (63, 3417153), (119, 1809081), (153, 1407063), (189, 1139051), (357, 603027), (459, 469021), (1071, 201009), (3213, 67003)]