1326397696

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{398557}}^1$

素因数の和:398586

約数の個数: 36

約数和(自身を含む): 2851283932

約数和(自身を除く): 1524886236

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 398557, 797114, 1594228, 3188456, 5181241, 6376912, 10362482, 12753824, 20724964, 25507648, 41449928, 51015296, 82899856, 102030592, 165799712, 331599424, 663198848, 1326397696]

約数ペア:

[(1, 1326397696), (2, 663198848), (4, 331599424), (8, 165799712), (13, 102030592), (16, 82899856), (26, 51015296), (32, 41449928), (52, 25507648), (64, 20724964), (104, 12753824), (128, 10362482), (208, 6376912), (256, 5181241), (416, 3188456), (832, 1594228), (1664, 797114), (3328, 398557)]