128951536

素因数分解:

$2^4\times 7^3\times {\mathrm{23497}}^1$

素因数の和:23526

約数の個数: 40

約数和(自身を含む): 291375200

約数和(自身を除く): 162423664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 5488, 23497, 46994, 93988, 164479, 187976, 328958, 375952, 657916, 1151353, 1315832, 2302706, 2631664, 4605412, 8059471, 9210824, 16118942, 18421648, 32237884, 64475768, 128951536]

約数ペア:

[(1, 128951536), (2, 64475768), (4, 32237884), (7, 18421648), (8, 16118942), (14, 9210824), (16, 8059471), (28, 4605412), (49, 2631664), (56, 2302706), (98, 1315832), (112, 1151353), (196, 657916), (343, 375952), (392, 328958), (686, 187976), (784, 164479), (1372, 93988), (2744, 46994), (5488, 23497)]