13557728

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:279

約数の個数: 48

約数和(自身を含む): 27941760

約数和(自身を除く): 14384032

約数列:

[1, 2, 4, 8, 16, 32, 43, 59, 86, 118, 167, 172, 236, 334, 344, 472, 668, 688, 944, 1336, 1376, 1888, 2537, 2672, 5074, 5344, 7181, 9853, 10148, 14362, 19706, 20296, 28724, 39412, 40592, 57448, 78824, 81184, 114896, 157648, 229792, 315296, 423679, 847358, 1694716, 3389432, 6778864, 13557728]

約数ペア:

[(1, 13557728), (2, 6778864), (4, 3389432), (8, 1694716), (16, 847358), (32, 423679), (43, 315296), (59, 229792), (86, 157648), (118, 114896), (167, 81184), (172, 78824), (236, 57448), (334, 40592), (344, 39412), (472, 28724), (668, 20296), (688, 19706), (944, 14362), (1336, 10148), (1376, 9853), (1888, 7181), (2537, 5344), (2672, 5074)]