28109048

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 60328800

約数和(自身を除く): 32219752

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 89, 97, 148, 178, 194, 296, 356, 388, 407, 712, 776, 814, 979, 1067, 1628, 1958, 2134, 3256, 3293, 3589, 3916, 4268, 6586, 7178, 7832, 8536, 8633, 13172, 14356, 17266, 26344, 28712, 34532, 36223, 39479, 69064, 72446, 78958, 94963, 144892, 157916, 189926, 289784, 315832, 319421, 379852, 638842, 759704, 1277684, 2555368, 3513631, 7027262, 14054524, 28109048]

約数ペア:

[(1, 28109048), (2, 14054524), (4, 7027262), (8, 3513631), (11, 2555368), (22, 1277684), (37, 759704), (44, 638842), (74, 379852), (88, 319421), (89, 315832), (97, 289784), (148, 189926), (178, 157916), (194, 144892), (296, 94963), (356, 78958), (388, 72446), (407, 69064), (712, 39479), (776, 36223), (814, 34532), (979, 28712), (1067, 26344), (1628, 17266), (1958, 14356), (2134, 13172), (3256, 8633), (3293, 8536), (3589, 7832), (3916, 7178), (4268, 6586)]