71655376

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{344497}}^1$

素因数の和:344518

約数の個数: 20

約数和(自身を含む): 149512132

約数和(自身を除く): 77856756

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 344497, 688994, 1377988, 2755976, 4478461, 5511952, 8956922, 17913844, 35827688, 71655376]

約数ペア:

[(1, 71655376), (2, 35827688), (4, 17913844), (8, 8956922), (13, 5511952), (16, 4478461), (26, 2755976), (52, 1377988), (104, 688994), (208, 344497)]