66856978

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{9161}}^1$

素因数の和:9293

約数の個数: 16

約数和(自身を含む): 103897080

約数和(自身を除く): 37040102

約数列:

[1, 2, 41, 82, 89, 178, 3649, 7298, 9161, 18322, 375601, 751202, 815329, 1630658, 33428489, 66856978]

約数ペア:

[(1, 66856978), (2, 33428489), (41, 1630658), (82, 815329), (89, 751202), (178, 375601), (3649, 18322), (7298, 9161)]