71388191

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{997}}^1$

素因数の和:1250

約数の個数: 16

約数和(自身を含む): 83640384

約数和(自身を除く): 12252193

約数列:

[1, 7, 53, 193, 371, 997, 1351, 6979, 10229, 52841, 71603, 192421, 369887, 1346947, 10198313, 71388191]

約数ペア:

[(1, 71388191), (7, 10198313), (53, 1346947), (193, 369887), (371, 192421), (997, 71603), (1351, 52841), (6979, 10229)]