66389516

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{397}}^1\times {\mathrm{431}}^1$

素因数の和:929

約数の個数: 24

約数和(自身を含む): 117948096

約数和(自身を除く): 51558580

約数列:

[1, 2, 4, 97, 194, 388, 397, 431, 794, 862, 1588, 1724, 38509, 41807, 77018, 83614, 154036, 167228, 171107, 342214, 684428, 16597379, 33194758, 66389516]

約数ペア:

[(1, 66389516), (2, 33194758), (4, 16597379), (97, 684428), (194, 342214), (388, 171107), (397, 167228), (431, 154036), (794, 83614), (862, 77018), (1588, 41807), (1724, 38509)]