31690827

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{12269}}^1$

素因数の和:12323

約数の個数: 24

約数和(自身を含む): 53595360

約数和(自身を除く): 21904533

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 12269, 36807, 85883, 110421, 257649, 503029, 772947, 1509087, 3521203, 4527261, 10563609, 31690827]

約数ペア:

[(1, 31690827), (3, 10563609), (7, 4527261), (9, 3521203), (21, 1509087), (41, 772947), (63, 503029), (123, 257649), (287, 110421), (369, 85883), (861, 36807), (2583, 12269)]