27931455

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{15139}}^1$

素因数の和:15191

約数の個数: 24

約数和(自身を含む): 49598640

約数和(自身を除く): 21667185

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 15139, 45417, 75695, 136251, 227085, 620699, 681255, 1862097, 3103495, 5586291, 9310485, 27931455]

約数ペア:

[(1, 27931455), (3, 9310485), (5, 5586291), (9, 3103495), (15, 1862097), (41, 681255), (45, 620699), (123, 227085), (205, 136251), (369, 75695), (615, 45417), (1845, 15139)]