71807942

素因数分解:

$2^1\times {\mathrm{211}}^1\times {\mathrm{263}}^1\times {\mathrm{647}}^1$

素因数の和:1123

約数の個数: 16

約数和(自身を含む): 108801792

約数和(自身を除く): 36993850

約数列:

[1, 2, 211, 263, 422, 526, 647, 1294, 55493, 110986, 136517, 170161, 273034, 340322, 35903971, 71807942]

約数ペア:

[(1, 71807942), (2, 35903971), (211, 340322), (263, 273034), (422, 170161), (526, 136517), (647, 110986), (1294, 55493)]