13043128

素因数分解:

$2^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2617}}^1$

素因数の和:2719

約数の個数: 32

約数和(自身を含む): 28274400

約数和(自身を除く): 15231272

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 89, 178, 356, 623, 712, 1246, 2492, 2617, 4984, 5234, 10468, 18319, 20936, 36638, 73276, 146552, 232913, 465826, 931652, 1630391, 1863304, 3260782, 6521564, 13043128]

約数ペア:

[(1, 13043128), (2, 6521564), (4, 3260782), (7, 1863304), (8, 1630391), (14, 931652), (28, 465826), (56, 232913), (89, 146552), (178, 73276), (356, 36638), (623, 20936), (712, 18319), (1246, 10468), (2492, 5234), (2617, 4984)]