28493289

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{283}}^1$

素因数の和:419

約数の個数: 40

約数和(自身を含む): 47009952

約数和(自身を除く): 18516663

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 113, 283, 297, 339, 849, 891, 1017, 1243, 2547, 3051, 3113, 3729, 7641, 9153, 9339, 11187, 22923, 28017, 31979, 33561, 84051, 95937, 100683, 252153, 287811, 351769, 863433, 1055307, 2590299, 3165921, 9497763, 28493289]

約数ペア:

[(1, 28493289), (3, 9497763), (9, 3165921), (11, 2590299), (27, 1055307), (33, 863433), (81, 351769), (99, 287811), (113, 252153), (283, 100683), (297, 95937), (339, 84051), (849, 33561), (891, 31979), (1017, 28017), (1243, 22923), (2547, 11187), (3051, 9339), (3113, 9153), (3729, 7641)]