28283728

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{593}}^1$

素因数の和:883

約数の個数: 40

約数和(自身を含む): 60103296

約数和(自身を除く): 31819568

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 271, 542, 593, 1084, 1186, 2168, 2372, 2981, 4336, 4744, 5962, 6523, 9488, 11924, 13046, 23848, 26092, 47696, 52184, 104368, 160703, 321406, 642812, 1285624, 1767733, 2571248, 3535466, 7070932, 14141864, 28283728]

約数ペア:

[(1, 28283728), (2, 14141864), (4, 7070932), (8, 3535466), (11, 2571248), (16, 1767733), (22, 1285624), (44, 642812), (88, 321406), (176, 160703), (271, 104368), (542, 52184), (593, 47696), (1084, 26092), (1186, 23848), (2168, 13046), (2372, 11924), (2981, 9488), (4336, 6523), (4744, 5962)]