71721784

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{87041}}^1$

素因数の和:87150

約数の個数: 16

約数和(自身を含む): 135785520

約数和(自身を除く): 64063736

約数列:

[1, 2, 4, 8, 103, 206, 412, 824, 87041, 174082, 348164, 696328, 8965223, 17930446, 35860892, 71721784]

約数ペア:

[(1, 71721784), (2, 35860892), (4, 17930446), (8, 8965223), (103, 696328), (206, 348164), (412, 174082), (824, 87041)]