28695128

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1259}}^1$

素因数の和:1320

約数の個数: 64

約数和(自身を含む): 68947200

約数和(自身を除く): 40252072

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 37, 44, 56, 74, 77, 88, 148, 154, 259, 296, 308, 407, 518, 616, 814, 1036, 1259, 1628, 2072, 2518, 2849, 3256, 5036, 5698, 8813, 10072, 11396, 13849, 17626, 22792, 27698, 35252, 46583, 55396, 70504, 93166, 96943, 110792, 186332, 193886, 326081, 372664, 387772, 512413, 652162, 775544, 1024826, 1304324, 2049652, 2608648, 3586891, 4099304, 7173782, 14347564, 28695128]

約数ペア:

[(1, 28695128), (2, 14347564), (4, 7173782), (7, 4099304), (8, 3586891), (11, 2608648), (14, 2049652), (22, 1304324), (28, 1024826), (37, 775544), (44, 652162), (56, 512413), (74, 387772), (77, 372664), (88, 326081), (148, 193886), (154, 186332), (259, 110792), (296, 96943), (308, 93166), (407, 70504), (518, 55396), (616, 46583), (814, 35252), (1036, 27698), (1259, 22792), (1628, 17626), (2072, 13849), (2518, 11396), (2849, 10072), (3256, 8813), (5036, 5698)]