28828085

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1753}}^1$

素因数の和:1805

約数の個数: 32

約数和(自身を含む): 42432768

約数和(自身を除く): 13604683

約数列:

[1, 5, 11, 13, 23, 55, 65, 115, 143, 253, 299, 715, 1265, 1495, 1753, 3289, 8765, 16445, 19283, 22789, 40319, 96415, 113945, 201595, 250679, 443509, 524147, 1253395, 2217545, 2620735, 5765617, 28828085]

約数ペア:

[(1, 28828085), (5, 5765617), (11, 2620735), (13, 2217545), (23, 1253395), (55, 524147), (65, 443509), (115, 250679), (143, 201595), (253, 113945), (299, 96415), (715, 40319), (1265, 22789), (1495, 19283), (1753, 16445), (3289, 8765)]