72175412

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{281}}^1\times {\mathrm{409}}^1$

素因数の和:851

約数の個数: 24

約数和(自身を含む): 127875720

約数和(自身を除く): 55700308

約数列:

[1, 2, 4, 157, 281, 314, 409, 562, 628, 818, 1124, 1636, 44117, 64213, 88234, 114929, 128426, 176468, 229858, 256852, 459716, 18043853, 36087706, 72175412]

約数ペア:

[(1, 72175412), (2, 36087706), (4, 18043853), (157, 459716), (281, 256852), (314, 229858), (409, 176468), (562, 128426), (628, 114929), (818, 88234), (1124, 64213), (1636, 44117)]