2557696

素因数分解:

$2^8\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:216

約数の個数: 36

約数和(自身を含む): 5208112

約数和(自身を除く): 2650416

約数列:

[1, 2, 4, 8, 16, 32, 64, 97, 103, 128, 194, 206, 256, 388, 412, 776, 824, 1552, 1648, 3104, 3296, 6208, 6592, 9991, 12416, 13184, 19982, 24832, 26368, 39964, 79928, 159856, 319712, 639424, 1278848, 2557696]

約数ペア:

[(1, 2557696), (2, 1278848), (4, 639424), (8, 319712), (16, 159856), (32, 79928), (64, 39964), (97, 26368), (103, 24832), (128, 19982), (194, 13184), (206, 12416), (256, 9991), (388, 6592), (412, 6208), (776, 3296), (824, 3104), (1552, 1648)]