27960712

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{20681}}^1$

素因数の和:20713

約数の個数: 24

約数和(自身を含む): 56772090

約数和(自身を除く): 28811378

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 20681, 41362, 82724, 165448, 268853, 537706, 1075412, 2150824, 3495089, 6990178, 13980356, 27960712]

約数ペア:

[(1, 27960712), (2, 13980356), (4, 6990178), (8, 3495089), (13, 2150824), (26, 1075412), (52, 537706), (104, 268853), (169, 165448), (338, 82724), (676, 41362), (1352, 20681)]