81129729

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{4007}}^1$

素因数の和:4424

約数の個数: 16

約数和(自身を含む): 114853248

約数和(自身を除く): 33723519

約数列:

[1, 3, 17, 51, 397, 1191, 4007, 6749, 12021, 20247, 68119, 204357, 1590779, 4772337, 27043243, 81129729]

約数ペア:

[(1, 81129729), (3, 27043243), (17, 4772337), (51, 1590779), (397, 204357), (1191, 68119), (4007, 20247), (6749, 12021)]