28877823

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2837}}^1$

素因数の和:2888

約数の個数: 32

約数和(自身を含む): 47678400

約数和(自身を除く): 18800577

約数列:

[1, 3, 9, 13, 27, 29, 39, 87, 117, 261, 351, 377, 783, 1131, 2837, 3393, 8511, 10179, 25533, 36881, 76599, 82273, 110643, 246819, 331929, 740457, 995787, 1069549, 2221371, 3208647, 9625941, 28877823]

約数ペア:

[(1, 28877823), (3, 9625941), (9, 3208647), (13, 2221371), (27, 1069549), (29, 995787), (39, 740457), (87, 331929), (117, 246819), (261, 110643), (351, 82273), (377, 76599), (783, 36881), (1131, 25533), (2837, 10179), (3393, 8511)]