28773668

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{907}}^1$

素因数の和:1032

約数の個数: 48

約数和(自身を含む): 63458304

約数和(自身を除く): 34684636

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 103, 154, 206, 308, 412, 721, 907, 1133, 1442, 1814, 2266, 2884, 3628, 4532, 6349, 7931, 9977, 12698, 15862, 19954, 25396, 31724, 39908, 69839, 93421, 139678, 186842, 279356, 373684, 653947, 1027631, 1307894, 2055262, 2615788, 4110524, 7193417, 14386834, 28773668]

約数ペア:

[(1, 28773668), (2, 14386834), (4, 7193417), (7, 4110524), (11, 2615788), (14, 2055262), (22, 1307894), (28, 1027631), (44, 653947), (77, 373684), (103, 279356), (154, 186842), (206, 139678), (308, 93421), (412, 69839), (721, 39908), (907, 31724), (1133, 25396), (1442, 19954), (1814, 15862), (2266, 12698), (2884, 9977), (3628, 7931), (4532, 6349)]